SEC EDGAR · 10-Q
10-Q – 2025-11-04 – exc-20250930.htm
697022 tecken · 4 HTML-del(ar)
Automatiskt nyckeltalsindex
Detta är sökträffar och textkontext, inte verifierade eller normaliserade redovisningsvärden.
Omsättning
- 3. Revenue from Contracts with Customers | 60
- IRA Inflation Reduction Act | IRC Internal Revenue Code | IRS Internal Revenue Service
- IRC Internal Revenue Code | IRS Internal Revenue Service | MDPSC Maryland Public Service Commission
- Natural gas operating revenues 235 196 1,595 1,207 | Revenues from alternative revenue programs ( 220 ) ( 54 ) ( 621 ) ( 29 ) | Total operating revenues 6,705 6,154 18,846 17,557
- Gain on sales of assets ( 1 ) ( 12 )
- Proceeds from sales of assets 2 38
- Electric operating revenues $ 2,479 $ 2,303 $ 6,682 $ 6,497 | Revenues from alternative revenue programs ( 206 ) ( 76 ) ( 525 ) ( 100 ) | Operating revenues from affiliates 2 2 19 6
- Depreciation and amortization 1,162 1,124 | Gain on sales of assets — ( 5 ) | Deferred income taxes and amortization of investment tax credits 21 ( 16 )
Rörelseresultat
- Operating income 1,500 1,196 3,963 3,221 | Other income and (deductions)
- Gain on sale of assets — — — 5 | Operating income 558 498 1,413 1,216 | Other income and (deductions)
- Gain on sales of assets — — — 4 | Operating income 309 162 834 508 | Other income and (deductions)
- Operating income 154 95 654 517 | Other income and (deductions)
- Gain on sale of assets — — 1 — | Operating income 460 423 1,063 961 | Other income and (deductions)
- Operating income 239 211 554 496 | Other income and (deductions)
- Operating income 94 85 275 244 | Other income and (deductions)
- Operating income 129 130 240 228 | Other income and (deductions)
Periodens resultat
- Net income attributable to common shareholders $ 875 $ 707 $ 2,174 $ 1,813
- Comprehensive income, net of income taxes | Net income $ 875 $ 707 $ 2,174 $ 1,813 | Other comprehensive income (loss), net of income taxes
- Cash flows from operating activities | Net income $ 2,174 $ 1,813 | Adjustments to reconcile net income to net cash flows provided by operating activities:
- Net income $ 2,174 $ 1,813 | Adjustments to reconcile net income to net cash flows provided by operating activities: | Depreciation, amortization, and accretion 2,719 2,683
- Balance at December 31, 2024 1,007,046 $ 21,338 $ ( 123 ) $ 6,426 $ ( 720 ) $ 26,921 | Net income — — — 908 — 908 | Long-term incentive plan activity 299 4 — — — 4
- Balance at March 31, 2025 1,011,368 $ 21,517 $ ( 123 ) $ 6,931 $ ( 718 ) $ 27,607 | Net income — — — 391 — 391 | Long-term incentive plan activity 118 14 — — — 14
- Balance at June 30, 2025 1,011,820 $ 21,544 $ ( 123 ) $ 6,917 $ ( 718 ) $ 27,620 | Net income — — — 875 — 875 | Long-term incentive plan activity 4 6 — — — 6
- Balance at December 31, 2023 1,001,249 $ 21,114 $ ( 123 ) $ 5,490 $ ( 726 ) $ 25,755 | Net income — — — 658 — 658 | Long-term incentive plan activity 333 2 — — — 2
Resultat per aktie
- In the third quarter of 2025, Exelon entered into forward sale agreements for 11.5 million shares at a weighted-average net forward price of $ 43.73 per share. The forward sale agreements require Exelon to, at its election prior to December 15, 2026 either (i) physically settle the transactions by issuing shares of its Common stock to the forward counterparties in exchange for net proceeds at the then-applicable forward sale price specified by the agreements or (ii) net settle the transactions i | No amounts have been or will be recorded on Exelon's balance sheet with respect to the equity offerings until the equity forward sale agreements have been settled. Each initial forward sale price is subject to adjustment on a daily basis based on a floating interest rate factor and will decrease by other fixed amounts specified in the agreements. Until settlement of the equity forward, earnings per share dilution resulting from the agreement, if any, will be determined under the treasury stock m | Inclusive of the impact of the forward sale agreements, $ 1.6 billion of Common stock remained available for sale pursuant to the ATM program as of September 30, 2025.
- daily basis based on a floating interest rate factor and will decrease by other fixed amounts specified in the agreements. Until settlement of the equity forward, earnings per share dilution resulting from the agreement, if any, will be determined under the treasury stock method. For the nine months ended September 30, 2025, approximately 26.7 million shares under the forward sale agreements were not included in the calculation of diluted earnings per share because their effect would have been a | Inclusive of the impact of the forward sale agreements, $1.6 billion of Common stock remained available for sale pursuant to the ATM program as of September 30, 2025.
Kassaflöde
- Pension and non-pension postretirement benefit plans valuation adjustments — — 5 ( 26 ) | Unrealized (loss) gain on cash flow hedges ( 2 ) ( 29 ) ( 16 ) 1
- Supplemental cash flow information | (Decrease) increase in capital expenditures not paid ( 12 ) 6
- Supplemental cash flow information | Increase (decrease) in capital expenditures not paid $ 74 $ ( 31 )
- Supplemental cash flow information | Increase in capital expenditures not paid $ 81 $ 60
- Supplemental cash flow information | (Decrease) increase in capital expenditures not paid $ ( 46 ) $ 38
- Supplemental cash flow information | Decrease in capital expenditures not paid $ ( 92 ) $ ( 27 )
- Supplemental cash flow information | Decrease in capital expenditures not paid $ ( 34 ) $ ( 27 )
- Supplemental cash flow information | (Decrease) increase in capital expenditures not paid $ ( 40 ) $ 9
Likvida medel
- Current assets | Cash and cash equivalents $ 1,533 $ 357 | Restricted cash and cash equivalents 516 541
- Cash and cash equivalents $ 1,533 $ 357 | Restricted cash and cash equivalents 516 541
- Current assets | Cash and cash equivalents $ 405 $ 105 | Restricted cash and cash equivalents 453 486
- Cash and cash equivalents $ 405 $ 105 | Restricted cash and cash equivalents 453 486 | Accounts receivable
- Current assets | Cash and cash equivalents $ 364 $ 48
- Current assets | Cash and cash equivalents $ 663 $ 33 | Restricted cash and cash equivalents 2 1
- Cash and cash equivalents $ 663 $ 33 | Restricted cash and cash equivalents 2 1 | Accounts receivable
- Current assets | Cash and cash equivalents $ 93 $ 139 | Restricted cash and cash equivalents 27 24
Nettoskuld
- Net income $ 2,174 $ 1,813 | Adjustments to reconcile net income to net cash flows provided by operating activities: | Depreciation, amortization, and accretion 2,719 2,683
- Other assets and liabilities ( 259 ) ( 87 ) | Net cash flows provided by operating activities 5,010 4,143 | Cash flows from investing activities
- Other investing activities ( 7 ) 9 | Net cash flows used in investing activities ( 6,100 ) ( 5,114 ) | Cash flows from financing activities
- Other financing activities ( 75 ) ( 83 ) | Net cash flows provided by financing activities 2,249 1,103 | Increase in cash, restricted cash, and cash equivalents 1,159 132
- Net income $ 903 $ 823 | Adjustments to reconcile net income to net cash flows provided by operating activities: | Depreciation and amortization 1,162 1,124
- Other assets and liabilities ( 136 ) 134 | Net cash flows provided by operating activities 2,060 2,036 | Cash flows from investing activities
- Other investing activities 5 8 | Net cash flows used in investing activities ( 1,965 ) ( 1,611 ) | Cash flows from financing activities
- Other financing activities ( 7 ) ( 12 ) | Net cash flows provided by (used in) financing activities 180 ( 456 ) | Increase (decrease) in cash, restricted cash, and cash equivalents 275 ( 31 )
Eget kapital
- Consolidated Statements of Changes in Shareholders’ Equity | 14
- Consolidated Statements of Changes in Shareholders' Equity | 20
- 12. Shareholders' Equity | 100
- (In millions) September 30, 2025 December 31, 2024 | LIABILITIES AND SHAREHOLDERS’ EQUITY | Current liabilities
- Shareholders’ equity | Common stock ( No par value, 2,000 shares authorized, 1,010 shares and 1,005 shares outstanding as of September 30, 2025 and December 31, 2024, respectively)
- Accumulated other comprehensive loss, net ( 715 ) ( 720 ) | Total shareholders’ equity 28,113 26,921
- Total liabilities and shareholders’ equity $ 113,539 $ 107,784
- Exelon Corporation and Subsidiary Companies | Consolidated Statements of Changes in Shareholders' Equity | (Unaudited)
Antal aktier
- The number of shares outstanding of each registrant’s common stock as of September 30, 2025 was:
- Shareholders’ equity | Common stock ( No par value, 2,000 shares authorized, 1,010 shares and 1,005 shares outstanding as of September 30, 2025 and December 31, 2024, respectively) | 21,564 21,338
Antal anställda
- Defined Contribution Savings Plan | The Registrants participate in a 401(k) defined contribution savings plan that is sponsored by Exelon. The plan is qualified under applicable sections of the IRC and allows employees to contribute a portion of their pre-tax and/or after-tax income in accordance with specified guidelines. All Registrants match a percentage of the employee contributions up to certain limits. The following table presents the employer contributions and employer matching contributions to the savings plan for the thre
- ITEM 4. CONTROLS AND PROCEDURES | During the third quarter of 2025, each of the Registrants' management, including its principal executive officer and principal financial officer, evaluated its disclosure controls and procedures related to the recording, processing, summarizing, and reporting of information in its periodic reports that it files with the SEC. These disclosure controls and procedures have been designed by the Registrants to ensure that (a) material information relating to that Registrant, including its consolidate | Accordingly, as of September 30, 2025, the principal executive officer and principal financial officer of each of the Registrants concluded that such Registrant’s disclosure controls and procedures were effective to accomplish its objectives. The Registrants continually strive to improve their disclosure controls and procedures to enhance the quality of its financial reporting and to maintain dynamic systems that change as conditions warrant. There were no changes in internal control over financ
Fulltext
Dokumentet är delat för att hålla varje sida lätt att hämta. Del 1 · Del 2 · Del 3 · Del 4
exc-20250930 September 30, 2025 September 30, 2025 September 30, 2025 September 30, 2025 September 30, 2025 September 30, 2025 September 30, 2025 September 30, 2025 false false false false false false false false 2025 2025 2025 2025 2025 2025 2025 2025 Q3 Q3 Q3 Q3 Q3 Q3 Q3 Q3 December 31 December 31 December 31 December 31 December 31 December 31 December 31 December 31 0001109357 0000022606 0000078100 0000009466 0001135971 0000079732 0000027879 0000008192 0.25 0.25 0.25 0.25 0.25 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 — — — — — — — — — — — — — — — — — — — — — — xbrli:shares iso4217:USD iso4217:USD xbrli:shares xbrli:pure exc:basisPoint exc:dollarsPerResidentialCustomer exc:Reportable_segment utr:MWh exc:mGPSite 0001109357 exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 2025-01-01 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 stpr:DC exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 stpr:VA exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 stpr:DE exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 stpr:VA exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember 2025-09-30 0001109357 exc:PecoEnergyCoMember 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember 2024-01-01 2024-09-30 0001109357 2025-07-01 2025-09-30 0001109357 2024-07-01 2024-09-30 0001109357 2024-01-01 2024-09-30 0001109357 us-gaap:RelatedPartyMember 2025-07-01 2025-09-30 0001109357 us-gaap:RelatedPartyMember 2024-07-01 2024-09-30 0001109357 us-gaap:RelatedPartyMember 2025-01-01 2025-09-30 0001109357 us-gaap:RelatedPartyMember 2024-01-01 2024-09-30 0001109357 2024-12-31 0001109357 2023-12-31 0001109357 2024-09-30 0001109357 us-gaap:NonrelatedPartyMember 2025-09-30 0001109357 us-gaap:NonrelatedPartyMember 2024-12-31 0001109357 us-gaap:RelatedPartyMember 2025-09-30 0001109357 us-gaap:RelatedPartyMember 2024-12-31 0001109357 us-gaap:CommonStockMember 2024-12-31 0001109357 us-gaap:TreasuryStockCommonMember 2024-12-31 0001109357 us-gaap:RetainedEarningsMember 2024-12-31 0001109357 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2024-12-31 0001109357 us-gaap:RetainedEarningsMember 2025-01-01 2025-03-31 0001109357 2025-01-01 2025-03-31 0001109357 us-gaap:CommonStockMember 2025-01-01 2025-03-31 0001109357 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2025-01-01 2025-03-31 0001109357 2025-03-31 0001109357 us-gaap:CommonStockMember 2025-03-31 0001109357 us-gaap:TreasuryStockCommonMember 2025-03-31 0001109357 us-gaap:RetainedEarningsMember 2025-03-31 0001109357 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2025-03-31 0001109357 us-gaap:RetainedEarningsMember 2025-04-01 2025-06-30 0001109357 2025-04-01 2025-06-30 0001109357 us-gaap:CommonStockMember 2025-04-01 2025-06-30 0001109357 2025-06-30 0001109357 us-gaap:CommonStockMember 2025-06-30 0001109357 us-gaap:TreasuryStockCommonMember 2025-06-30 0001109357 us-gaap:RetainedEarningsMember 2025-06-30 0001109357 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2025-06-30 0001109357 us-gaap:RetainedEarningsMember 2025-07-01 2025-09-30 0001109357 us-gaap:CommonStockMember 2025-07-01 2025-09-30 0001109357 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2025-07-01 2025-09-30 0001109357 us-gaap:CommonStockMember 2025-09-30 0001109357 us-gaap:TreasuryStockCommonMember 2025-09-30 0001109357 us-gaap:RetainedEarningsMember 2025-09-30 0001109357 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2025-09-30 0001109357 us-gaap:CommonStockMember 2023-12-31 0001109357 us-gaap:TreasuryStockCommonMember 2023-12-31 0001109357 us-gaap:RetainedEarningsMember 2023-12-31 0001109357 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2023-12-31 0001109357 us-gaap:RetainedEarningsMember 2024-01-01 2024-03-31 0001109357 2024-01-01 2024-03-31 0001109357 us-gaap:CommonStockMember 2024-01-01 2024-03-31 0001109357 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2024-01-01 2024-03-31 0001109357 2024-03-31 0001109357 us-gaap:CommonStockMember 2024-03-31 0001109357 us-gaap:TreasuryStockCommonMember 2024-03-31 0001109357 us-gaap:RetainedEarningsMember 2024-03-31 0001109357 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2024-03-31 0001109357 us-gaap:RetainedEarningsMember 2024-04-01 2024-06-30 0001109357 2024-04-01 2024-06-30 0001109357 us-gaap:CommonStockMember 2024-04-01 2024-06-30 0001109357 2024-06-30 0001109357 us-gaap:CommonStockMember 2024-06-30 0001109357 us-gaap:TreasuryStockCommonMember 2024-06-30 0001109357 us-gaap:RetainedEarningsMember 2024-06-30 0001109357 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2024-06-30 0001109357 us-gaap:RetainedEarningsMember 2024-07-01 2024-09-30 0001109357 us-gaap:CommonStockMember 2024-07-01 2024-09-30 0001109357 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2024-07-01 2024-09-30 0001109357 us-gaap:CommonStockMember 2024-09-30 0001109357 us-gaap:TreasuryStockCommonMember 2024-09-30 0001109357 us-gaap:RetainedEarningsMember 2024-09-30 0001109357 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RelatedPartyMember 2025-07-01 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RelatedPartyMember 2024-07-01 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RelatedPartyMember 2025-01-01 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RelatedPartyMember 2024-01-01 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember 2024-12-31 0001109357 exc:CommonwealthEdisonCoMember 2023-12-31 0001109357 exc:CommonwealthEdisonCoMember 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RelatedPartyMember 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RelatedPartyMember 2024-12-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:NonrelatedPartyMember 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:NonrelatedPartyMember 2024-12-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:FairValueMeasurementsRecurringMember 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:CommonStockMember 2024-12-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2024-12-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2024-12-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2025-01-01 2025-03-31 0001109357 exc:CommonwealthEdisonCoMember 2025-01-01 2025-03-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2025-01-01 2025-03-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:CommonStockMember 2025-03-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2025-03-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2025-03-31 0001109357 exc:CommonwealthEdisonCoMember 2025-03-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2025-04-01 2025-06-30 0001109357 exc:CommonwealthEdisonCoMember 2025-04-01 2025-06-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2025-04-01 2025-06-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:CommonStockMember 2025-06-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2025-06-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2025-06-30 0001109357 exc:CommonwealthEdisonCoMember 2025-06-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2025-07-01 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2025-07-01 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:CommonStockMember 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:CommonStockMember 2023-12-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2023-12-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2023-12-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2024-01-01 2024-03-31 0001109357 exc:CommonwealthEdisonCoMember 2024-01-01 2024-03-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2024-01-01 2024-03-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:CommonStockMember 2024-03-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2024-03-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2024-03-31 0001109357 exc:CommonwealthEdisonCoMember 2024-03-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2024-04-01 2024-06-30 0001109357 exc:CommonwealthEdisonCoMember 2024-04-01 2024-06-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2024-04-01 2024-06-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:CommonStockMember 2024-06-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2024-06-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2024-06-30 0001109357 exc:CommonwealthEdisonCoMember 2024-06-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2024-07-01 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2024-07-01 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:CommonStockMember 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:OtherAdditionalCapitalMember 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:RetainedEarningsMember 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:RelatedPartyMember 2025-07-01 2025-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:RelatedPartyMember 2024-07-01 2024-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:RelatedPartyMember 2025-01-01 2025-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:RelatedPartyMember 2024-01-01 2024-09-30 0001109357 exc:PecoEnergyCoMember 2024-12-31 0001109357 exc:PecoEnergyCoMember 2023-12-31 0001109357 exc:PecoEnergyCoMember 2024-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:RelatedPartyMember 2025-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:RelatedPartyMember 2024-12-31 0001109357 exc:PecoEnergyCoMember us-gaap:NonrelatedPartyMember 2025-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:NonrelatedPartyMember 2024-12-31 0001109357 exc:PecoEnergyCoMember us-gaap:CommonStockMember 2024-12-31 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2024-12-31 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2025-01-01 2025-03-31 0001109357 exc:PecoEnergyCoMember 2025-01-01 2025-03-31 0001109357 exc:PecoEnergyCoMember us-gaap:CommonStockMember 2025-01-01 2025-03-31 0001109357 exc:PecoEnergyCoMember us-gaap:CommonStockMember 2025-03-31 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2025-03-31 0001109357 exc:PecoEnergyCoMember 2025-03-31 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2025-04-01 2025-06-30 0001109357 exc:PecoEnergyCoMember 2025-04-01 2025-06-30 0001109357 exc:PecoEnergyCoMember us-gaap:CommonStockMember 2025-04-01 2025-06-30 0001109357 exc:PecoEnergyCoMember us-gaap:CommonStockMember 2025-06-30 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2025-06-30 0001109357 exc:PecoEnergyCoMember 2025-06-30 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2025-07-01 2025-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:CommonStockMember 2025-07-01 2025-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:CommonStockMember 2025-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2025-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:CommonStockMember 2023-12-31 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2023-12-31 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2024-01-01 2024-03-31 0001109357 exc:PecoEnergyCoMember 2024-01-01 2024-03-31 0001109357 exc:PecoEnergyCoMember us-gaap:CommonStockMember 2024-01-01 2024-03-31 0001109357 exc:PecoEnergyCoMember us-gaap:CommonStockMember 2024-03-31 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2024-03-31 0001109357 exc:PecoEnergyCoMember 2024-03-31 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2024-04-01 2024-06-30 0001109357 exc:PecoEnergyCoMember 2024-04-01 2024-06-30 0001109357 exc:PecoEnergyCoMember us-gaap:CommonStockMember 2024-06-30 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2024-06-30 0001109357 exc:PecoEnergyCoMember 2024-06-30 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2024-07-01 2024-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:CommonStockMember 2024-07-01 2024-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:CommonStockMember 2024-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:RetainedEarningsMember 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RelatedPartyMember 2025-07-01 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RelatedPartyMember 2024-07-01 2024-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RelatedPartyMember 2025-01-01 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RelatedPartyMember 2024-01-01 2024-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2024-12-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2023-12-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2024-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RelatedPartyMember 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RelatedPartyMember 2024-12-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:NonrelatedPartyMember 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:NonrelatedPartyMember 2024-12-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2024-12-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2024-12-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2025-01-01 2025-03-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-03-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2025-01-01 2025-03-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2025-03-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2025-03-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2025-03-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2025-04-01 2025-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2025-04-01 2025-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2025-04-01 2025-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2025-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2025-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2025-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2025-07-01 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2025-07-01 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2023-12-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2023-12-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2024-01-01 2024-03-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-03-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2024-01-01 2024-03-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2024-03-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2024-03-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2024-03-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2024-04-01 2024-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2024-04-01 2024-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2024-04-01 2024-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2024-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2024-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember 2024-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2024-07-01 2024-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2024-07-01 2024-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:CommonStockMember 2024-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:RetainedEarningsMember 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RelatedPartyMember 2025-07-01 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RelatedPartyMember 2024-07-01 2024-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RelatedPartyMember 2025-01-01 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RelatedPartyMember 2024-01-01 2024-09-30 0001109357 exc:PepcoHoldingsLLCMember 2024-12-31 0001109357 exc:PepcoHoldingsLLCMember 2023-12-31 0001109357 exc:PepcoHoldingsLLCMember 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember 2024-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RelatedPartyMember 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RelatedPartyMember 2024-12-31 0001109357 exc:PepcoHoldingsLLCMember us-gaap:NonrelatedPartyMember 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:NonrelatedPartyMember 2024-12-31 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2024-12-31 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2024-12-31 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2025-01-01 2025-03-31 0001109357 exc:PepcoHoldingsLLCMember 2025-01-01 2025-03-31 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2025-01-01 2025-03-31 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2025-03-31 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2025-03-31 0001109357 exc:PepcoHoldingsLLCMember 2025-03-31 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2025-04-01 2025-06-30 0001109357 exc:PepcoHoldingsLLCMember 2025-04-01 2025-06-30 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2025-04-01 2025-06-30 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2025-06-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2025-06-30 0001109357 exc:PepcoHoldingsLLCMember 2025-06-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2025-07-01 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2025-07-01 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2023-12-31 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2023-12-31 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2024-01-01 2024-03-31 0001109357 exc:PepcoHoldingsLLCMember 2024-01-01 2024-03-31 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2024-01-01 2024-03-31 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2024-03-31 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2024-03-31 0001109357 exc:PepcoHoldingsLLCMember 2024-03-31 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2024-04-01 2024-06-30 0001109357 exc:PepcoHoldingsLLCMember 2024-04-01 2024-06-30 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2024-04-01 2024-06-30 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2024-06-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2024-06-30 0001109357 exc:PepcoHoldingsLLCMember 2024-06-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2024-07-01 2024-09-30 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2024-07-01 2024-09-30 0001109357 exc:PepcoHoldingsLLCMember exc:MembershipInterestMember 2024-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:RetainedEarningsMember 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RelatedPartyMember 2025-07-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RelatedPartyMember 2024-07-01 2024-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RelatedPartyMember 2025-01-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RelatedPartyMember 2024-01-01 2024-09-30 0001109357 exc:PotomacElectricPowerCompanyMember 2024-12-31 0001109357 exc:PotomacElectricPowerCompanyMember 2023-12-31 0001109357 exc:PotomacElectricPowerCompanyMember 2024-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RelatedPartyMember 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RelatedPartyMember 2024-12-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:NonrelatedPartyMember 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:NonrelatedPartyMember 2024-12-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2024-12-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2024-12-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2025-01-01 2025-03-31 0001109357 exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-03-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2025-01-01 2025-03-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2025-03-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2025-03-31 0001109357 exc:PotomacElectricPowerCompanyMember 2025-03-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2025-04-01 2025-06-30 0001109357 exc:PotomacElectricPowerCompanyMember 2025-04-01 2025-06-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2025-04-01 2025-06-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2025-06-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2025-06-30 0001109357 exc:PotomacElectricPowerCompanyMember 2025-06-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2025-07-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2025-07-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2023-12-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2023-12-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2024-01-01 2024-03-31 0001109357 exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-03-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2024-01-01 2024-03-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2024-03-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2024-03-31 0001109357 exc:PotomacElectricPowerCompanyMember 2024-03-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2024-04-01 2024-06-30 0001109357 exc:PotomacElectricPowerCompanyMember 2024-04-01 2024-06-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2024-04-01 2024-06-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2024-06-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2024-06-30 0001109357 exc:PotomacElectricPowerCompanyMember 2024-06-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2024-07-01 2024-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2024-07-01 2024-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:CommonStockMember 2024-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:RetainedEarningsMember 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RelatedPartyMember 2025-07-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RelatedPartyMember 2024-07-01 2024-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RelatedPartyMember 2025-01-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RelatedPartyMember 2024-01-01 2024-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2024-12-31 0001109357 exc:DelmarvaPowerandLightCompanyMember 2023-12-31 0001109357 exc:DelmarvaPowerandLightCompanyMember 2024-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RelatedPartyMember 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RelatedPartyMember 2024-12-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:NonrelatedPartyMember 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:NonrelatedPartyMember 2024-12-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:CommonStockMember 2024-12-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2024-12-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2025-01-01 2025-03-31 0001109357 exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-03-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:CommonStockMember 2025-01-01 2025-03-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:CommonStockMember 2025-03-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2025-03-31 0001109357 exc:DelmarvaPowerandLightCompanyMember 2025-03-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2025-04-01 2025-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2025-04-01 2025-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:CommonStockMember 2025-04-01 2025-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:CommonStockMember 2025-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2025-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2025-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2025-07-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:CommonStockMember 2025-07-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:CommonStockMember 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:CommonStockMember 2023-12-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2023-12-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2024-01-01 2024-03-31 0001109357 exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-03-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:CommonStockMember 2024-01-01 2024-03-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:CommonStockMember 2024-03-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2024-03-31 0001109357 exc:DelmarvaPowerandLightCompanyMember 2024-03-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2024-04-01 2024-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2024-04-01 2024-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:CommonStockMember 2024-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2024-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2024-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2024-07-01 2024-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:CommonStockMember 2024-07-01 2024-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:CommonStockMember 2024-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:RetainedEarningsMember 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RelatedPartyMember 2025-07-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RelatedPartyMember 2024-07-01 2024-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RelatedPartyMember 2025-01-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RelatedPartyMember 2024-01-01 2024-09-30 0001109357 exc:AtlanticCityElectricCompanyMember 2024-12-31 0001109357 exc:AtlanticCityElectricCompanyMember 2023-12-31 0001109357 exc:AtlanticCityElectricCompanyMember 2024-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RelatedPartyMember 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RelatedPartyMember 2024-12-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:NonrelatedPartyMember 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:NonrelatedPartyMember 2024-12-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:CommonStockMember 2024-12-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2024-12-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2025-01-01 2025-03-31 0001109357 exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-03-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:CommonStockMember 2025-01-01 2025-03-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:CommonStockMember 2025-03-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2025-03-31 0001109357 exc:AtlanticCityElectricCompanyMember 2025-03-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2025-04-01 2025-06-30 0001109357 exc:AtlanticCityElectricCompanyMember 2025-04-01 2025-06-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:CommonStockMember 2025-04-01 2025-06-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:CommonStockMember 2025-06-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2025-06-30 0001109357 exc:AtlanticCityElectricCompanyMember 2025-06-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2025-07-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:CommonStockMember 2025-07-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:CommonStockMember 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:CommonStockMember 2023-12-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2023-12-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2024-01-01 2024-03-31 0001109357 exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-03-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:CommonStockMember 2024-01-01 2024-03-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:CommonStockMember 2024-03-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2024-03-31 0001109357 exc:AtlanticCityElectricCompanyMember 2024-03-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2024-04-01 2024-06-30 0001109357 exc:AtlanticCityElectricCompanyMember 2024-04-01 2024-06-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:CommonStockMember 2024-06-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2024-06-30 0001109357 exc:AtlanticCityElectricCompanyMember 2024-06-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2024-07-01 2024-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:CommonStockMember 2024-07-01 2024-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:CommonStockMember 2024-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:RetainedEarningsMember 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember exc:Illinois2023ElectricDistributionBaseRateCaseMember 2023-01-17 2023-01-17 0001109357 exc:CommonwealthEdisonCoMember exc:Illinois2023ElectricDistributionBaseRateCaseMember 2024-12-19 2024-12-19 0001109357 exc:CommonwealthEdisonCoMember exc:Illinois2024ElectricDistributionReconciliationRateCaseMember 2024-09-11 2024-09-11 0001109357 exc:CommonwealthEdisonCoMember exc:Illinois2024ElectricDistributionReconciliationRateCaseMember 2024-10-31 2024-10-31 0001109357 exc:PecoEnergyCoMember exc:Pennsylvania2024ElectricDistributionBaseRateCaseMember 2024-03-28 2024-03-28 0001109357 exc:PecoEnergyCoMember exc:Pennsylvania2024ElectricDistributionBaseRateCaseMember 2024-12-12 2024-12-12 0001109357 exc:PecoEnergyCoMember exc:Pennsylvania2024GasDistributionBaseRateCaseMember 2024-03-28 2024-03-28 0001109357 exc:PecoEnergyCoMember exc:Pennsylvania2024GasDistributionBaseRateCaseMember 2024-12-12 2024-12-12 0001109357 exc:BaltimoreGasAndElectricCompanyMember exc:Maryland2023ElectricDistributionBaseRateCaseMember 2023-02-17 2023-02-17 0001109357 exc:BaltimoreGasAndElectricCompanyMember exc:Maryland2023ElectricDistributionBaseRateCaseMember 2023-12-14 2023-12-14 0001109357 exc:BaltimoreGasAndElectricCompanyMember exc:Maryland2023GasDistributionBaseRateCaseMember 2023-02-17 2023-02-17 0001109357 exc:BaltimoreGasAndElectricCompanyMember exc:Maryland2023GasDistributionBaseRateCaseMember 2023-12-14 2023-12-14 0001109357 exc:PotomacElectricPowerCompanyMember exc:DistrictOfColumbia2023ElectricDistributionBaseRateCaseMember 2024-02-27 2024-02-27 0001109357 exc:PotomacElectricPowerCompanyMember exc:DistrictOfColumbia2023ElectricDistributionBaseRateCaseMember 2024-11-26 2024-11-26 0001109357 exc:PotomacElectricPowerCompanyMember exc:PepcoMaryland2023ElectricDistributionBaseRateCaseMember 2024-02-23 2024-02-23 0001109357 exc:PotomacElectricPowerCompanyMember exc:PepcoMaryland2023ElectricDistributionBaseRateCaseMember 2024-06-10 2024-06-10 0001109357 exc:DelmarvaPowerandLightCompanyMember exc:Maryland2022ElectricDistributionBaseRateCaseMember 2022-05-19 2022-05-19 0001109357 exc:DelmarvaPowerandLightCompanyMember exc:Maryland2022ElectricDistributionBaseRateCaseMember 2022-12-14 2022-12-14 0001109357 exc:DelmarvaPowerandLightCompanyMember exc:Delaware2022ElectricDistributionBaseRateCaseMember 2023-09-29 2023-09-29 0001109357 exc:DelmarvaPowerandLightCompanyMember exc:Delaware2022ElectricDistributionBaseRateCaseMember 2024-04-18 2024-04-18 0001109357 exc:AtlanticCityElectricCompanyMember exc:NewJersey2023ElectricDistributionBaseRateCaseMember 2023-08-21 2023-08-21 0001109357 exc:AtlanticCityElectricCompanyMember exc:NewJersey2023ElectricDistributionBaseRateCaseMember 2023-11-17 2023-11-17 0001109357 exc:A2024Member exc:Illinois2023ElectricDistributionBaseRateCaseMember exc:CommonwealthEdisonCoMember 2024-12-19 2024-12-19 0001109357 exc:A2025Member exc:Illinois2023ElectricDistributionBaseRateCaseMember exc:CommonwealthEdisonCoMember 2024-12-19 2024-12-19 0001109357 exc:A2026Member exc:Illinois2023ElectricDistributionBaseRateCaseMember exc:CommonwealthEdisonCoMember 2024-12-19 2024-12-19 0001109357 exc:A2027Member exc:Illinois2023ElectricDistributionBaseRateCaseMember exc:CommonwealthEdisonCoMember 2024-12-19 2024-12-19 0001109357 exc:CommonwealthEdisonCoMember exc:Illinois2024RBAReconciliationMember 2025-03-20 2025-03-20 0001109357 exc:CommonwealthEdisonCoMember exc:Illinois2024MRPReconciliationRateCaseMember 2025-04-29 2025-04-29 0001109357 exc:A2024Member exc:Illinois2024ElectricDistributionReconciliationRateCaseMember exc:CommonwealthEdisonCoMember 2024-10-31 2024-10-31 0001109357 exc:A2025Member exc:Pennsylvania2024ElectricDistributionBaseRateCaseMember exc:PecoEnergyCoMember 2024-12-12 2024-12-12 0001109357 exc:Pennsylvania2024ElectricDistributionBaseRateCaseMember srt:MaximumMember exc:PecoEnergyCoMember 2024-12-12 2024-12-12 0001109357 exc:A2024Member exc:Maryland2023ElectricDistributionBaseRateCaseMember exc:BaltimoreGasAndElectricCompanyMember 2023-12-14 2023-12-14 0001109357 exc:A2025Member exc:Maryland2023ElectricDistributionBaseRateCaseMember exc:BaltimoreGasAndElectricCompanyMember 2023-12-14 2023-12-14 0001109357 exc:A2026Member exc:Maryland2023ElectricDistributionBaseRateCaseMember exc:BaltimoreGasAndElectricCompanyMember 2023-12-14 2023-12-14 0001109357 exc:A2024Member exc:Maryland2023GasDistributionBaseRateCaseMember exc:BaltimoreGasAndElectricCompanyMember 2023-12-14 2023-12-14 0001109357 exc:A2025Member exc:Maryland2023GasDistributionBaseRateCaseMember exc:BaltimoreGasAndElectricCompanyMember 2023-12-14 2023-12-14 0001109357 exc:A2026Member exc:Maryland2023GasDistributionBaseRateCaseMember exc:BaltimoreGasAndElectricCompanyMember 2023-12-14 2023-12-14 0001109357 exc:A2021Member exc:Maryland2023ElectricDistributionReconciliationRateCaseMember exc:BaltimoreGasAndElectricCompanyMember 2024-03-01 2025-02-28 0001109357 exc:A2021Member exc:Maryland2023GasDistributionReconciliationRateCaseMember exc:BaltimoreGasAndElectricCompanyMember 2024-03-01 2025-02-28 0001109357 exc:A2022Member exc:Maryland2023ElectricDistributionReconciliationRateCaseMember exc:BaltimoreGasAndElectricCompanyMember 2024-03-01 2025-02-28 0001109357 exc:A2022Member exc:Maryland2023GasDistributionReconciliationRateCaseMember exc:BaltimoreGasAndElectricCompanyMember 2024-03-01 2025-02-28 0001109357 exc:A2023Member exc:Maryland2023ElectricDistributionReconciliationRateCaseMember exc:BaltimoreGasAndElectricCompanyMember 2024-04-01 2024-04-01 0001109357 exc:A2023Member exc:Maryland2023GasDistributionReconciliationRateCaseMember exc:BaltimoreGasAndElectricCompanyMember 2024-04-01 2024-04-01 0001109357 exc:A2025Member exc:DistrictOfColumbia2023ElectricDistributionBaseRateCaseMember exc:PotomacElectricPowerCompanyMember 2024-11-26 2024-11-26 0001109357 exc:A2026Member exc:DistrictOfColumbia2023ElectricDistributionBaseRateCaseMember exc:PotomacElectricPowerCompanyMember 2024-11-26 2024-11-26 0001109357 exc:A2024Member exc:PepcoMaryland2023ElectricDistributionBaseRateCaseMember exc:PotomacElectricPowerCompanyMember 2024-06-10 2024-06-10 0001109357 exc:A2025Member exc:PepcoMaryland2023ElectricDistributionBaseRateCaseMember exc:PotomacElectricPowerCompanyMember 2024-06-10 2024-06-10 0001109357 exc:A2026Member exc:PepcoMaryland2023ElectricDistributionBaseRateCaseMember exc:PotomacElectricPowerCompanyMember 2024-06-10 2024-06-10 0001109357 exc:A2027Member exc:PepcoMaryland2023ElectricDistributionBaseRateCaseMember exc:PotomacElectricPowerCompanyMember 2024-06-10 2024-06-10 0001109357 exc:A2022Member exc:PepcoMaryland2023ElectricDistributionReconciliationRateCaseMember exc:PotomacElectricPowerCompanyMember 2024-06-10 2024-06-10 0001109357 exc:A2023Member exc:PepcoMaryland2023ElectricDistributionReconciliationRateCaseMember exc:PotomacElectricPowerCompanyMember 2024-06-10 2024-06-10 0001109357 exc:A2024Member exc:PepcoMaryland2023ElectricDistributionReconciliationRateCaseMember exc:PotomacElectricPowerCompanyMember 2024-06-10 2024-06-10 0001109357 exc:A2023Member exc:Maryland2022ElectricDistributionBaseRateCaseMember exc:DelmarvaPowerandLightCompanyMember 2022-12-14 2022-12-14 0001109357 exc:A2024Member exc:Maryland2022ElectricDistributionBaseRateCaseMember exc:DelmarvaPowerandLightCompanyMember 2022-12-14 2022-12-14 0001109357 exc:A2025Member exc:Maryland2022ElectricDistributionBaseRateCaseMember exc:DelmarvaPowerandLightCompanyMember 2022-12-14 2022-12-14 0001109357 exc:Delaware2022ElectricDistributionBaseRateCaseMember srt:MinimumMember exc:DelmarvaPowerandLightCompanyMember 2024-04-18 2024-04-18 0001109357 exc:Delaware2022ElectricDistributionBaseRateCaseMember srt:MaximumMember exc:DelmarvaPowerandLightCompanyMember 2024-04-18 2024-04-18 0001109357 exc:A2023Member exc:NewJersey2023ElectricDistributionBaseRateCaseMember exc:AtlanticCityElectricCompanyMember 2023-11-17 2023-11-17 0001109357 exc:A2024Member exc:NewJersey2023ElectricDistributionBaseRateCaseMember exc:AtlanticCityElectricCompanyMember 2023-11-17 2023-11-17 0001109357 exc:PotomacElectricPowerCompanyMember exc:PepcoMD2025ElectricDistributionBaseRateCaseMember 2025-10-14 2025-10-14 0001109357 exc:DelmarvaPowerandLightCompanyMember exc:DPLDE2024NaturalGasDistributionBaseRateCaseMember 2025-09-05 2025-09-05 0001109357 exc:AtlanticCityElectricCompanyMember exc:NewJersey2024ElectricDistributionBaseRateCaseMember 2024-11-21 2024-11-21 0001109357 exc:CommonwealthEdisonCoMember exc:A2024TransmissionFormulaRateAnnualUpdateMember 2025-05-09 2025-05-09 0001109357 exc:PecoEnergyCoMember exc:A2024TransmissionFormulaRateAnnualUpdateMember 2025-05-30 2025-05-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember exc:A2024TransmissionFormulaRateAnnualUpdateMember 2025-04-24 2025-04-24 0001109357 exc:PotomacElectricPowerCompanyMember exc:A2024TransmissionFormulaRateAnnualUpdateMember 2025-05-12 2025-05-12 0001109357 exc:DelmarvaPowerandLightCompanyMember exc:A2024TransmissionFormulaRateAnnualUpdateMember 2025-05-12 2025-05-12 0001109357 exc:AtlanticCityElectricCompanyMember exc:A2024TransmissionFormulaRateAnnualUpdateMember 2025-05-12 2025-05-12 0001109357 exc:BaltimoreGasAndElectricCompanyMember exc:A2024TransmissionFormulaRateRevenueReductionMember 2025-04-24 2025-04-24 0001109357 exc:CommonwealthEdisonCoMember exc:Illinois2023ElectricDistributionBaseRateCaseMember 2023-12-14 2023-12-14 0001109357 exc:A2023Member exc:Illinois2023ElectricDistributionBaseRateCaseMember srt:ScenarioForecastMember exc:CommonwealthEdisonCoMember 2024-01-01 2027-12-31 0001109357 exc:Illinois2023ElectricDistributionBaseRateCaseMember srt:ScenarioForecastMember exc:CommonwealthEdisonCoMember 2024-01-01 2027-12-31 0001109357 exc:CommonwealthEdisonCoMember 2022-09-27 2022-09-27 0001109357 exc:CommonwealthEdisonCoMember exc:CarbonMitigationCreditRiderMember 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember exc:NuclearProductionTaxCreditsMember 2024-12-31 0001109357 exc:CommonwealthEdisonCoMember exc:ComEd2025EnergyEfficiencyFormulaRateMember 2025-05-23 2025-05-23 0001109357 exc:A2025Member exc:ComEd2025EnergyEfficiencyFormulaRateMember exc:CommonwealthEdisonCoMember 2025-05-23 2025-05-23 0001109357 exc:CommonwealthEdisonCoMember exc:ComEd2024EnergyEfficiencyFormulaRateMember 2024-01-01 2024-12-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember exc:NextGenerationEnergyActMember 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember exc:NextGenerationEnergyActMember 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember exc:LegislativeEnergyReliefRefundMember 2025-08-06 0001109357 exc:PotomacElectricPowerCompanyMember exc:LegislativeEnergyReliefRefundMember 2025-08-06 0001109357 exc:DelmarvaPowerandLightCompanyMember exc:LegislativeEnergyReliefRefundMember 2025-08-06 0001109357 exc:AtlanticCityElectricCompanyMember exc:NJSummerRateMitigationBillCreditMember 2025-07-01 2025-08-31 0001109357 exc:NJSummerRateMitigationBillCreditMember srt:ScenarioForecastMember exc:AtlanticCityElectricCompanyMember 2025-09-01 2026-02-28 0001109357 exc:ResidentialUniversalBillCreditMember srt:ScenarioForecastMember exc:AtlanticCityElectricCompanyMember 2025-09-01 2025-10-31 0001109357 exc:PotomacElectricPowerCompanyMember exc:LegislativeEnergyReliefRefundMember 2025-08-20 0001109357 exc:AtlanticCityElectricCompanyMember exc:ResidentialUniversalBillCreditMember 2025-09-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember exc:LegislativeEnergyReliefRefundMember 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember exc:ComEdFERCAuditSettlementLossContingencyMember 2024-12-31 0001109357 exc:CommonwealthEdisonCoMember exc:ElectricDistributionFormulaRateAnnulaReconciliationsMember 2025-01-01 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember exc:ZeroEmissionCreditMember 2025-01-01 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember exc:NuclearDecommissioningMember 2025-01-01 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember exc:RenewablePortfolioStandardsCostsMember 2025-01-01 2025-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:DeferredIncomeTaxChargesMember 2025-01-01 2025-09-30 0001109357 exc:PecoEnergyCoMember exc:DeferredStormCostMember 2025-01-01 2025-09-30 0001109357 exc:PecoEnergyCoMember exc:NuclearDecommissioningMember 2025-01-01 2025-09-30 0001109357 exc:PecoEnergyCoMember exc:OverRecoveredEnergyAndNaturalGasCostsMember 2025-01-01 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:DeferredIncomeTaxChargesMember 2025-01-01 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember exc:UnderOverRecoveredTransmissionCostsMember 2025-01-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:DeferredIncomeTaxChargesMember 2025-01-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember exc:UnderRecoveredEnergyAndNaturalGasCostsMember 2025-01-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember exc:UnderOverRecoveredTransmissionCostsMember 2025-01-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember exc:NJSummerRateMitigationBillCreditMember 2025-01-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember exc:LegislativeEnergyReliefRefundMember 2025-01-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember exc:UnderOverRecoveredTransmissionCostsMember 2025-01-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember exc:UnderRecoveredEnergyAndNaturalGasCostsMember 2025-01-01 2025-09-30 0001109357 us-gaap:CollaborativeArrangementTransactionWithPartyToCollaborativeArrangementMember exc:DelmarvaPowerandLightCompanyMember 2020-07-01 2020-07-01 0001109357 us-gaap:CollaborativeArrangementTransactionWithPartyToCollaborativeArrangementMember exc:PotomacElectricPowerCompanyMember 2020-07-01 2020-07-01 0001109357 us-gaap:CollaborativeArrangementTransactionWithPartyToCollaborativeArrangementMember exc:AtlanticCityElectricCompanyMember 2020-07-01 2020-07-01 0001109357 us-gaap:CollaborativeArrangementTransactionWithPartyToCollaborativeArrangementMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2023-12-31 0001109357 us-gaap:CollaborativeArrangementTransactionWithPartyToCollaborativeArrangementMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2023-12-31 0001109357 us-gaap:CollaborativeArrangementTransactionWithPartyToCollaborativeArrangementMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2023-12-31 0001109357 2025-10-01 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember 2025-10-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember 2025-10-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2025-10-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember 2025-10-01 2025-09-30 0001109357 2026-01-01 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember 2026-01-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember 2026-01-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2026-01-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember 2026-01-01 2025-09-30 0001109357 2027-01-01 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember 2027-01-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember 2027-01-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2027-01-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember 2027-01-01 2025-09-30 0001109357 2028-01-01 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember 2028-01-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember 2028-01-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2028-01-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember 2028-01-01 2025-09-30 0001109357 2029-01-01 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember 2029-01-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember 2029-01-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember 2029-01-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember 2029-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ElectricityUsRegulatedMember us-gaap:CorporateAndOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ElectricityUsRegulatedMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:NaturalGasUsRegulatedMember us-gaap:CorporateAndOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:NaturalGasUsRegulatedMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ServiceOtherMember us-gaap:CorporateAndOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ServiceOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:CorporateAndOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ElectricityUsRegulatedMember us-gaap:CorporateAndOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ElectricityUsRegulatedMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:NaturalGasUsRegulatedMember us-gaap:CorporateAndOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:NaturalGasUsRegulatedMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ServiceOtherMember us-gaap:CorporateAndOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ServiceOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:CorporateAndOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:RelatedPartyMember us-gaap:CorporateAndOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:RelatedPartyMember us-gaap:CorporateAndOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember us-gaap:CorporateAndOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:IntersubsegmentEliminationsMember us-gaap:RelatedPartyMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember us-gaap:CorporateAndOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:IntersubsegmentEliminationsMember us-gaap:RelatedPartyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ServiceOtherMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ServiceOtherMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ServiceOtherMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ServiceOtherMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2025-07-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:CommonwealthEdisonCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:CommonwealthEdisonCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PotomacElectricPowerCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PotomacElectricPowerCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:DelmarvaPowerandLightCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:DelmarvaPowerandLightCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:AtlanticCityElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:AtlanticCityElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2024-07-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2025-07-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2024-07-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ElectricityUsRegulatedMember us-gaap:CorporateAndOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ElectricityUsRegulatedMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:NaturalGasUsRegulatedMember us-gaap:CorporateAndOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:NaturalGasUsRegulatedMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ServiceOtherMember us-gaap:CorporateAndOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ServiceOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:CorporateAndOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ElectricityUsRegulatedMember us-gaap:CorporateAndOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ElectricityUsRegulatedMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:NaturalGasUsRegulatedMember us-gaap:CorporateAndOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:NaturalGasUsRegulatedMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ServiceOtherMember us-gaap:CorporateAndOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ServiceOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:CorporateAndOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:RelatedPartyMember us-gaap:CorporateAndOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:RelatedPartyMember us-gaap:CorporateAndOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember us-gaap:CorporateAndOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:IntersubsegmentEliminationsMember us-gaap:RelatedPartyMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember us-gaap:CorporateAndOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:IntersubsegmentEliminationsMember us-gaap:RelatedPartyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:CommonwealthEdisonCoMember 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PecoEnergyCoMember 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:BaltimoreGasAndElectricCompanyMember 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PepcoHoldingsLLCMember 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:CorporateAndOtherMember 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:CommonwealthEdisonCoMember 2024-12-31 0001109357 us-gaap:OperatingSegmentsMember exc:PecoEnergyCoMember 2024-12-31 0001109357 us-gaap:OperatingSegmentsMember exc:BaltimoreGasAndElectricCompanyMember 2024-12-31 0001109357 us-gaap:OperatingSegmentsMember exc:PepcoHoldingsLLCMember 2024-12-31 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:CorporateAndOtherMember 2024-12-31 0001109357 us-gaap:IntersegmentEliminationMember 2024-12-31 0001109357 us-gaap:OperatingSegmentsMember 2024-12-31 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ServiceOtherMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ServiceOtherMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ElectricityUsRegulatedMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:NaturalGasUsRegulatedMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ServiceOtherMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:ServiceOtherMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:ServiceOtherMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:RelatedPartyMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:CorporateNonSegmentMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2025-01-01 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:IntersegmentEliminationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PotomacElectricPowerCompanyMember 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:DelmarvaPowerandLightCompanyMember 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AtlanticCityElectricCompanyMember 2025-09-30 0001109357 us-gaap:CorporateNonSegmentMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2025-09-30 0001109357 us-gaap:IntersegmentEliminationMember exc:PepcoHoldingsLLCMember 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:PotomacElectricPowerCompanyMember 2024-12-31 0001109357 us-gaap:OperatingSegmentsMember exc:DelmarvaPowerandLightCompanyMember 2024-12-31 0001109357 us-gaap:OperatingSegmentsMember exc:AtlanticCityElectricCompanyMember 2024-12-31 0001109357 us-gaap:CorporateNonSegmentMember exc:PepcoHoldingsLLCMember us-gaap:CorporateAndOtherMember 2024-12-31 0001109357 us-gaap:IntersegmentEliminationMember exc:PepcoHoldingsLLCMember 2024-12-31 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PublicAuthoritiesElectricRailroadsMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:ResidentialMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:SmallCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:LargeCommercialIndustrialMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:TransportationMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:OtherMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember exc:AlternativeRevenueProgramsMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:OperatingSegmentsMember us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 exc:OtherRegulatedRevenueMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:CommonwealthEdisonCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:CommonwealthEdisonCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PepcoHoldingsLLCMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PotomacElectricPowerCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PotomacElectricPowerCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:DelmarvaPowerandLightCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:DelmarvaPowerandLightCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:AtlanticCityElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:ElectricityUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:AtlanticCityElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:PecoEnergyCoMember 2024-01-01 2024-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2025-01-01 2025-09-30 0001109357 us-gaap:NaturalGasUsRegulatedMember us-gaap:RegulatedOperationMember us-gaap:RelatedPartyMember exc:BaltimoreGasAndElectricCompanyMember 2024-01-01 2024-09-30 0001109357 us-gaap:TradeAccountsReceivableMember 2025-06-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:TradeAccountsReceivableMember 2025-06-30 0001109357 exc:PecoEnergyCoMember us-gaap:TradeAccountsReceivableMember 2025-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2025-06-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:TradeAccountsReceivableMember 2025-06-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:TradeAccountsReceivableMember 2025-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:TradeAccountsReceivableMember 2025-06-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2025-06-30 0001109357 us-gaap:TradeAccountsReceivableMember 2025-07-01 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:TradeAccountsReceivableMember 2025-07-01 2025-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:TradeAccountsReceivableMember 2025-07-01 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2025-07-01 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:TradeAccountsReceivableMember 2025-07-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:TradeAccountsReceivableMember 2025-07-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:TradeAccountsReceivableMember 2025-07-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2025-07-01 2025-09-30 0001109357 us-gaap:TradeAccountsReceivableMember 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:TradeAccountsReceivableMember 2025-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:TradeAccountsReceivableMember 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:TradeAccountsReceivableMember 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:TradeAccountsReceivableMember 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:TradeAccountsReceivableMember 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2025-09-30 0001109357 us-gaap:TradeAccountsReceivableMember 2024-06-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:TradeAccountsReceivableMember 2024-06-30 0001109357 exc:PecoEnergyCoMember us-gaap:TradeAccountsReceivableMember 2024-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2024-06-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:TradeAccountsReceivableMember 2024-06-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:TradeAccountsReceivableMember 2024-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:TradeAccountsReceivableMember 2024-06-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2024-06-30 0001109357 us-gaap:TradeAccountsReceivableMember 2024-07-01 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:TradeAccountsReceivableMember 2024-07-01 2024-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:TradeAccountsReceivableMember 2024-07-01 2024-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2024-07-01 2024-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:TradeAccountsReceivableMember 2024-07-01 2024-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:TradeAccountsReceivableMember 2024-07-01 2024-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:TradeAccountsReceivableMember 2024-07-01 2024-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2024-07-01 2024-09-30 0001109357 us-gaap:TradeAccountsReceivableMember 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:TradeAccountsReceivableMember 2024-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:TradeAccountsReceivableMember 2024-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2024-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:TradeAccountsReceivableMember 2024-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:TradeAccountsReceivableMember 2024-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:TradeAccountsReceivableMember 2024-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2024-09-30 0001109357 us-gaap:TradeAccountsReceivableMember 2024-12-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:TradeAccountsReceivableMember 2024-12-31 0001109357 exc:PecoEnergyCoMember us-gaap:TradeAccountsReceivableMember 2024-12-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2024-12-31 0001109357 exc:PepcoHoldingsLLCMember us-gaap:TradeAccountsReceivableMember 2024-12-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:TradeAccountsReceivableMember 2024-12-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:TradeAccountsReceivableMember 2024-12-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2024-12-31 0001109357 us-gaap:TradeAccountsReceivableMember 2025-01-01 2025-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:TradeAccountsReceivableMember 2025-01-01 2025-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:TradeAccountsReceivableMember 2025-01-01 2025-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2025-01-01 2025-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:TradeAccountsReceivableMember 2025-01-01 2025-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:TradeAccountsReceivableMember 2025-01-01 2025-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:TradeAccountsReceivableMember 2025-01-01 2025-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2025-01-01 2025-09-30 0001109357 us-gaap:TradeAccountsReceivableMember 2023-12-31 0001109357 exc:CommonwealthEdisonCoMember us-gaap:TradeAccountsReceivableMember 2023-12-31 0001109357 exc:PecoEnergyCoMember us-gaap:TradeAccountsReceivableMember 2023-12-31 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2023-12-31 0001109357 exc:PepcoHoldingsLLCMember us-gaap:TradeAccountsReceivableMember 2023-12-31 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:TradeAccountsReceivableMember 2023-12-31 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:TradeAccountsReceivableMember 2023-12-31 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2023-12-31 0001109357 us-gaap:TradeAccountsReceivableMember 2024-01-01 2024-09-30 0001109357 exc:CommonwealthEdisonCoMember us-gaap:TradeAccountsReceivableMember 2024-01-01 2024-09-30 0001109357 exc:PecoEnergyCoMember us-gaap:TradeAccountsReceivableMember 2024-01-01 2024-09-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2024-01-01 2024-09-30 0001109357 exc:PepcoHoldingsLLCMember us-gaap:TradeAccountsReceivableMember 2024-01-01 2024-09-30 0001109357 exc:PotomacElectricPowerCompanyMember us-gaap:TradeAccountsReceivableMember 2024-01-01 2024-09-30 0001109357 exc:DelmarvaPowerandLightCompanyMember us-gaap:TradeAccountsReceivableMember 2024-01-01 2024-09-30 0001109357 exc:AtlanticCityElectricCompanyMember us-gaap:TradeAccountsReceivableMember 2024-01-01 2024-09-30 0001109357 exc:OtherReceivablesMember 2025-06-30 0001109357 exc:CommonwealthEdisonCoMember exc:OtherReceivablesMember 2025-06-30 0001109357 exc:PecoEnergyCoMember exc:OtherReceivablesMember 2025-06-30 0001109357 exc:BaltimoreGasAndElectricCompanyMember exc:OtherReceivablesMember 2025-06-30 0001109357 exc:PepcoHoldingsLLCMember exc:OtherReceivablesMember 2025-06-30 0001109357 exc:PotomacElectricPowerCompanyMember exc:OtherReceivablesMember 2025-06-30 0001109357 exc:DelmarvaPowerandLightCompanyMember exc:OtherReceivablesMember 2025-06-30 0001109357 exc:AtlanticCityElectricCompanyMember exc:Oth