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        "description": "Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders. Includes adjustments to additional paid in capital. Some examples of such adjustments include recording the issuance of debt with a beneficial conversion feature and certain tax consequences of equity instruments awarded to employees. Use this element for the aggregate amount of additional paid-in capital associated with common and preferred stock. For additional paid-in capital associated with only common stock, use the element additional paid in capital, common stock. For additional paid-in capital associated with only preferred stock, use the element additional paid in capital, preferred stock.",
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              "accn": "0001193125-16-674386",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-08-08",
              "frame": "CY2016Q2I"
            },
            {
              "end": "2016-09-30",
              "val": 24229000,
              "accn": "0001193125-16-789187",
              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-12-09"
            },
            {
              "end": "2016-09-30",
              "val": 24229000,
              "accn": "0001193125-17-034644",
              "fy": 2017,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2017-02-08"
            },
            {
              "end": "2016-09-30",
              "val": 24229000,
              "accn": "0001193125-17-159854",
              "fy": 2017,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2017-05-05"
            },
            {
              "end": "2016-09-30",
              "val": 24229000,
              "accn": "0001193125-17-248190",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-08-04"
            },
            {
              "end": "2016-09-30",
              "val": 24229000,
              "accn": "0001193125-17-364439",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-12-08",
              "frame": "CY2016Q3I"
            },
            {
              "end": "2016-12-31",
              "val": 24987000,
              "accn": "0001193125-17-034644",
              "fy": 2017,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2017-02-08",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-03-31",
              "val": 25712000,
              "accn": "0001193125-17-159854",
              "fy": 2017,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2017-05-05",
              "frame": "CY2017Q1I"
            },
            {
              "end": "2017-06-30",
              "val": 30667000,
              "accn": "0001193125-17-248190",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-08-04",
              "frame": "CY2017Q2I"
            },
            {
              "end": "2017-09-30",
              "val": 29918000,
              "accn": "0001193125-17-364439",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-12-08"
            },
            {
              "end": "2017-09-30",
              "val": 29918000,
              "accn": "0001193125-18-033325",
              "fy": 2018,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2018-02-06"
            },
            {
              "end": "2017-09-30",
              "val": 29918000,
              "accn": "0001193125-18-151685",
              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-05-04"
            },
            {
              "end": "2017-09-30",
              "val": 29918000,
              "accn": "0001193125-18-237202",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-08-03"
            },
            {
              "end": "2017-09-30",
              "val": 29918000,
              "accn": "0001193125-18-344274",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-12-07",
              "frame": "CY2017Q3I"
            },
            {
              "end": "2017-12-31",
              "val": 27411000,
              "accn": "0001193125-18-033325",
              "fy": 2018,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2018-02-06",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-03-31",
              "val": 27820000,
              "accn": "0001193125-18-151685",
              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-05-04",
              "frame": "CY2018Q1I"
            },
            {
              "end": "2018-06-30",
              "val": 25812000,
              "accn": "0001193125-18-237202",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-08-03",
              "frame": "CY2018Q2I"
            },
            {
              "end": "2018-09-30",
              "val": 33826000,
              "accn": "0001193125-18-344274",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-12-07"
            },
            {
              "end": "2018-09-30",
              "val": 33826000,
              "accn": "0001193125-19-028329",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-02-05"
            },
            {
              "end": "2018-09-30",
              "val": 33826000,
              "accn": "0001193125-19-138305",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-05-06",
              "frame": "CY2018Q3I"
            },
            {
              "end": "2018-12-31",
              "val": 35304000,
              "accn": "0001193125-19-028329",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-02-05",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-03-31",
              "val": 32932000,
              "accn": "0001193125-19-138305",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-05-06",
              "frame": "CY2019Q1I"
            }
          ]
        }
      },
      "BillingsInExcessOfCostCurrent": {
        "label": "Billings in Excess of Cost, Current",
        "description": "Liability attributable to (i) billings in excess of costs under the percentage of completion contract accounting method representing the difference between contractually invoiced amounts (billings) and revenue recognized based, for example, on costs incurred to estimated total costs at period end or (ii) contractually invoiced amounts (billings) in excess of costs incurred and accumulated under the completed contract accounting method that are expected to be realized within one year or one operating cycle, whichever is longer, from the reporting date.",
        "units": {
          "USD": [
            {
              "end": "2018-09-30",
              "val": 33826000,
              "accn": "0001048268-19-000004",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-08-02"
            },
            {
              "end": "2018-09-30",
              "val": 33826000,
              "accn": "0001048268-19-000007",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-12-06",
              "frame": "CY2018Q3I"
            },
            {
              "end": "2019-06-30",
              "val": 35859000,
              "accn": "0001048268-19-000004",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-08-02",
              "frame": "CY2019Q2I"
            },
            {
              "end": "2019-09-30",
              "val": 40563000,
              "accn": "0001048268-19-000007",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-12-06"
            },
            {
              "end": "2019-09-30",
              "val": 40563000,
              "accn": "0001048268-20-000005",
              "fy": 2020,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2020-02-04"
            },
            {
              "end": "2019-09-30",
              "val": 40563000,
              "accn": "0001048268-20-000012",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-05-05",
              "frame": "CY2019Q3I"
            },
            {
              "end": "2019-12-31",
              "val": 45555000,
              "accn": "0001048268-20-000005",
              "fy": 2020,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2020-02-04",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2020-03-31",
              "val": 45886000,
              "accn": "0001048268-20-000012",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-05-05",
              "frame": "CY2020Q1I"
            }
          ]
        }
      },
      "BuildingsAndImprovementsGross": {
        "label": "Buildings and Improvements, Gross",
        "description": "Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.",
        "units": {
          "USD": [
            {
              "end": "2018-09-30",
              "val": 12479000,
              "accn": "0001048268-19-000007",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-12-06",
              "frame": "CY2018Q3I"
            },
            {
              "end": "2019-09-30",
              "val": 13608000,
              "accn": "0001048268-19-000007",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-12-06"
            },
            {
              "end": "2019-09-30",
              "val": 13608000,
              "accn": "0001048268-20-000033",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-12-07",
              "frame": "CY2019Q3I"
            },
            {
              "end": "2020-09-30",
              "val": 14378000,
              "accn": "0001048268-20-000033",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-12-07"
            },
            {
              "end": "2020-09-30",
              "val": 14378000,
              "accn": "0001048268-21-000162",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-12-03",
              "frame": "CY2020Q3I"
            },
            {
              "end": "2021-09-30",
              "val": 15445000,
              "accn": "0001048268-21-000162",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-12-03"
            },
            {
              "end": "2021-09-30",
              "val": 15445000,
              "accn": "0001048268-22-000099",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-12-06",
              "frame": "CY2021Q3I"
            },
            {
              "end": "2022-09-30",
              "val": 32477000,
              "accn": "0001048268-22-000099",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-12-06"
            },
            {
              "end": "2022-09-30",
              "val": 32477000,
              "accn": "0001048268-23-000097",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-12-07",
              "frame": "CY2022Q3I"
            },
            {
              "end": "2023-09-30",
              "val": 33753000,
              "accn": "0001048268-23-000097",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-12-07"
            },
            {
              "end": "2023-09-30",
              "val": 33753000,
              "accn": "0001048268-24-000134",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-11-22",
              "frame": "CY2023Q3I"
            },
            {
              "end": "2024-09-30",
              "val": 55805000,
              "accn": "0001048268-24-000134",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-11-22"
            },
            {
              "end": "2024-09-30",
              "val": 55805000,
              "accn": "0001048268-25-000174",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-11-21",
              "frame": "CY2024Q3I"
            },
            {
              "end": "2025-09-30",
              "val": 75183000,
              "accn": "0001048268-25-000174",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-11-21",
              "frame": "CY2025Q3I"
            }
          ]
        }
      },
      "BusinessAcquisitionContingentConsiderationAtFairValue": {
        "label": "Business Acquisition, Contingent Consideration, at Fair Value (Deprecated 2013-01-31)",
        "description": "Fair value, as of the acquisition date, of potential payments under the contingent consideration arrangement including cash and shares.",
        "units": {
          "USD": [
            {
              "end": "2013-03-31",
              "val": 665000,
              "accn": "0001193125-13-215581",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-05-13",
              "frame": "CY2013Q1I"
            },
            {
              "end": "2013-06-30",
              "val": 665000,
              "accn": "0001193125-14-002872",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2014-01-06",
              "frame": "CY2013Q2I"
            },
            {
              "end": "2013-06-30",
              "val": 665,
              "accn": "0001193125-13-331098",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-08-12"
            }
          ]
        }
      },
      "BusinessAcquisitionCostOfAcquiredEntityCashPaid": {
        "label": "Business Acquisition, Cost of Acquired Entity, Cash Paid (Deprecated 2013-01-31)",
        "description": "Amount of cash paid to acquire the entity.",
        "units": {
          "USD": [
            {
              "end": "2013-03-31",
              "val": 828000,
              "accn": "0001193125-13-215581",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-05-13",
              "frame": "CY2013Q1I"
            },
            {
              "end": "2013-06-30",
              "val": 828000,
              "accn": "0001193125-14-002872",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2014-01-06",
              "frame": "CY2013Q2I"
            },
            {
              "end": "2013-06-30",
              "val": 828,
              "accn": "0001193125-13-331098",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-08-12"
            }
          ]
        }
      },
      "BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredLiabilitiesAssumedNet": {
        "label": "Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net (Deprecated 2013-01-31)",
        "description": "The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition.",
        "units": {
          "USD": [
            {
              "end": "2013-03-31",
              "val": 4798000,
              "accn": "0001193125-13-215581",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-05-13",
              "frame": "CY2013Q1I"
            },
            {
              "end": "2013-06-30",
              "val": 4798000,
              "accn": "0001193125-14-002872",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2014-01-06",
              "frame": "CY2013Q2I"
            },
            {
              "end": "2013-06-30",
              "val": 4798,
              "accn": "0001193125-13-331098",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-08-12"
            }
          ]
        }
      },
      "BusinessAcquisitionPurchasePriceAllocationCurrentAssetsInventory": {
        "label": "Business Acquisition, Purchase Price Allocation, Current Assets, Inventory (Deprecated 2013-01-31)",
        "description": "The amount of acquisition cost of a business combination allocated to inventory, including finished goods, work-in-process, and raw materials.",
        "units": {
          "USD": [
            {
              "end": "2013-03-31",
              "val": 16000,
              "accn": "0001193125-13-215581",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-05-13",
              "frame": "CY2013Q1I"
            },
            {
              "end": "2013-06-30",
              "val": 16000,
              "accn": "0001193125-14-002872",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2014-01-06",
              "frame": "CY2013Q2I"
            },
            {
              "end": "2013-06-30",
              "val": 16,
              "accn": "0001193125-13-331098",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-08-12"
            }
          ]
        }
      },
      "BusinessAcquisitionPurchasePriceAllocationCurrentAssetsPrepaidExpenseAndOtherAssets": {
        "label": "Business Acquisition, Purchase Price Allocation, Current Assets, Prepaid Expense and Other Assets (Deprecated 2013-01-31)",
        "description": "The amount of acquisition cost of a business combination allocated to prepaid expenses and other current assets. Does not include amounts allocated to cash and cash equivalents, marketable securities, receivables, inventory, and assets not to be used.",
        "units": {
          "USD": [
            {
              "end": "2013-03-31",
              "val": 46000,
              "accn": "0001193125-13-215581",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-05-13",
              "frame": "CY2013Q1I"
            },
            {
              "end": "2013-06-30",
              "val": 46000,
              "accn": "0001193125-14-002872",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2014-01-06",
              "frame": "CY2013Q2I"
            },
            {
              "end": "2013-06-30",
              "val": 46,
              "accn": "0001193125-13-331098",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-08-12"
            }
          ]
        }
      },
      "BusinessAcquisitionPurchasePriceAllocationCurrentAssetsReceivables": {
        "label": "Business Acquisition, Purchase Price Allocation, Current Assets, Receivables (Deprecated 2013-01-31)",
        "description": "The amount of acquisition cost of a business combination allocated to receivables.",
        "units": {
          "USD": [
            {
              "end": "2013-03-31",
              "val": 374000,
              "accn": "0001193125-13-215581",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-05-13",
              "frame": "CY2013Q1I"
            },
            {
              "end": "2013-06-30",
              "val": 318000,
              "accn": "0001193125-14-002872",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2014-01-06",
              "frame": "CY2013Q2I"
            },
            {
              "end": "2013-06-30",
              "val": 318,
              "accn": "0001193125-13-331098",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-08-12"
            }
          ]
        }
      },
      "BusinessAcquisitionPurchasePriceAllocationCurrentLiabilitiesAccruedLiabilities": {
        "label": "Business Acquisition, Purchase Price Allocation, Current Liabilities, Accrued Liabilities (Deprecated 2013-01-31)",
        "description": "The amount of acquisition cost of a business combination allocated to accrued expenses of the acquired entity.",
        "units": {
          "USD": [
            {
              "end": "2013-03-31",
              "val": -26000,
              "accn": "0001193125-13-215581",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-05-13",
              "frame": "CY2013Q1I"
            },
            {
              "end": "2013-06-30",
              "val": -26000,
              "accn": "0001193125-14-002872",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2014-01-06",
              "frame": "CY2013Q2I"
            },
            {
              "end": "2013-06-30",
              "val": -26,
              "accn": "0001193125-13-331098",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-08-12"
            }
          ]
        }
      },
      "BusinessAcquisitionPurchasePriceAllocationCurrentLiabilitiesDeferredRevenue": {
        "label": "Business Acquisition, Purchase Price Allocation, Current Liabilities, Deferred Revenue (Deprecated 2013-01-31)",
        "description": "The amount of acquisition cost of a business combination allocated to deferred revenue of the acquired entity.",
        "units": {
          "USD": [
            {
              "end": "2013-03-31",
              "val": -600000,
              "accn": "0001193125-13-215581",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-05-13",
              "frame": "CY2013Q1I"
            },
            {
              "end": "2013-06-30",
              "val": -600000,
              "accn": "0001193125-14-002872",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2014-01-06",
              "frame": "CY2013Q2I"
            },
            {
              "end": "2013-06-30",
              "val": -600,
              "accn": "0001193125-13-331098",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-08-12"
            }
          ]
        }
      },
      "BusinessAcquisitionPurchasePriceAllocationGoodwillAmount": {
        "label": "Business Acquisition, Purchase Price Allocation, Goodwill Amount (Deprecated 2013-01-31)",
        "description": "Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.",
        "units": {
          "USD": [
            {
              "end": "2013-03-31",
              "val": 4128000,
              "accn": "0001193125-13-215581",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-05-13",
              "frame": "CY2013Q1I"
            },
            {
              "end": "2013-06-30",
              "val": 4184000,
              "accn": "0001193125-14-002872",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2014-01-06",
              "frame": "CY2013Q2I"
            },
            {
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              "filed": "2020-08-07"
            },
            {
              "start": "2019-10-01",
              "end": "2020-06-30",
              "val": 1051916000,
              "accn": "0001048268-21-000134",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-08-05"
            },
            {
              "start": "2020-04-01",
              "end": "2020-06-30",
              "val": 293125000,
              "accn": "0001048268-20-000019",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-08-07"
            },
            {
              "start": "2020-04-01",
              "end": "2020-06-30",
              "val": 347179000,
              "accn": "0001048268-21-000134",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-08-05",
              "frame": "CY2020Q2"
            },
            {
              "start": "2019-10-01",
              "end": "2020-09-30",
              "val": 1208020000,
              "accn": "0001048268-20-000033",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-12-07"
            },
            {
              "start": "2019-10-01",
              "end": "2020-09-30",
              "val": 1441933000,
              "accn": "0001048268-21-000162",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-12-03",
              "frame": "CY2020"
            },
            {
              "start": "2020-10-01",
              "end": "2020-12-31",
              "val": 332999000,
              "accn": "0001048268-21-000030",
              "fy": 2021,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2021-02-05",
              "frame": "CY2020Q4"
            },
            {
              "start": "2020-10-01",
              "end": "2021-03-31",
              "val": 670132000,
              "accn": "0001048268-21-000065",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-04-30"
            },
            {
              "start": "2021-01-01",
              "end": "2021-03-31",
              "val": 331961000,
              "accn": "0001048268-21-000065",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-04-30",
              "frame": "CY2021Q1"
            },
            {
              "start": "2020-10-01",
              "end": "2021-06-30",
              "val": 1147234000,
              "accn": "0001048268-21-000134",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-08-05"
            },
            {
              "start": "2021-04-01",
              "end": "2021-06-30",
              "val": 419553000,
              "accn": "0001048268-21-000134",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-08-05",
              "frame": "CY2021Q2"
            },
            {
              "start": "2020-10-01",
              "end": "2021-09-30",
              "val": 1631057000,
              "accn": "0001048268-21-000162",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-12-03",
              "frame": "CY2021"
            }
          ]
        }
      },
      "BusinessCombinationAcquiredReceivablesFairValue": {
        "label": "Business Combination, Acquired Receivable, Fair Value",
        "description": "Fair value of acquired receivable from business combination, excluding certain loans and debt securities acquired in transfer.",
        "units": {
          "USD": [
            {
              "end": "2020-09-30",
              "val": 3190000,
              "accn": "0001048268-20-000033",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-12-07",
              "frame": "CY2020Q3I"
            }
          ]
        }
      },
      "BusinessCombinationAcquiredReceivablesGrossContractualAmount": {
        "label": "Business Combination, Acquired Receivables, Gross Contractual Amount",
        "description": "For receivables acquired in a business combination, excluding certain loans and debt securities acquired in a transfer (as defined), this element represents the gross contractual amounts receivable, by major class of receivable, such as loans, direct finance leases (as defined), and any other class of receivables.",
        "units": {
          "USD": [
            {
              "end": "2018-09-30",
              "val": 1478000,
              "accn": "0001193125-18-344274",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-12-07",
              "frame": "CY2018Q3I"
            }
          ]
        }
      },
      "BusinessCombinationConsiderationTransferred": {
        "label": "Business Combination, Consideration Transferred (Deprecated 2013-01-31)",
        "description": "This element represents the acquisition-date fair value of the total consideration transferred which consists of the sum of the acquisition-date fair values of the assets transferred by the acquirer, the liabilities incurred by the acquirer to former owners of the acquiree, and the equity interests issued by the acquirer.",
        "units": {
          "USD": [
            {
              "end": "2013-03-31",
              "val": 4798000,
              "accn": "0001193125-13-215581",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-05-13",
              "frame": "CY2013Q1I"
            },
            {
              "end": "2013-06-30",
              "val": 4798000,
              "accn": "0001193125-14-002872",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2014-01-06",
              "frame": "CY2013Q2I"
            },
            {
              "end": "2013-06-30",
              "val": 4798,
              "accn": "0001193125-13-331098",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-08-12"
            }
          ]
        }
      },
      "BusinessCombinationConsiderationTransferred1": {
        "label": "Business Combination, Consideration Transferred",
        "description": "Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.",
        "units": {
          "USD": [
            {
              "start": "2017-10-01",
              "end": "2018-09-30",
              "val": 7413000,
              "accn": "0001048268-19-000007",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-12-06",
              "frame": "CY2018"
            },
            {
              "start": "2019-10-01",
              "end": "2020-03-31",
              "val": 28952000,
              "accn": "0001048268-20-000012",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-05-05"
            },
            {
              "start": "2019-10-01",
              "end": "2020-06-30",
              "val": 28952000,
              "accn": "0001048268-20-000019",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-08-07"
            },
            {
              "start": "2019-10-01",
              "end": "2020-06-30",
              "val": 28952000,
              "accn": "0001048268-21-000134",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-08-05"
            },
            {
              "start": "2019-10-01",
              "end": "2020-09-30",
              "val": 28952000,
              "accn": "0001048268-21-000030",
              "fy": 2021,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2021-02-05",
              "frame": "CY2020"
            },
            {
              "start": "2020-10-01",
              "end": "2020-12-31",
              "val": 54774000,
              "accn": "0001048268-21-000030",
              "fy": 2021,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2021-02-05"
            },
            {
              "start": "2020-10-01",
              "end": "2020-12-31",
              "val": 28952000,
              "accn": "0001048268-21-000065",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-04-30",
              "frame": "CY2020Q4"
            },
            {
              "start": "2020-10-01",
              "end": "2021-03-31",
              "val": 55468000,
              "accn": "0001048268-21-000065",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-04-30"
            },
            {
              "start": "2020-10-01",
              "end": "2021-06-30",
              "val": 92694000,
              "accn": "0001048268-21-000134",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-08-05"
            },
            {
              "start": "2024-10-01",
              "end": "2025-09-30",
              "val": 51826000,
              "accn": "0001048268-25-000174",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-11-21",
              "frame": "CY2025"
            }
          ]
        }
      },
      "BusinessCombinationConsiderationTransferredLiabilitiesIncurred": {
        "label": "Business Combination, Consideration Transferred, Liabilities Incurred",
        "description": "Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.",
        "units": {
          "USD": [
            {
              "start": "2016-10-01",
              "end": "2017-09-30",
              "val": 15000,
              "accn": "0001048268-19-000007",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-12-06",
              "frame": "CY2017"
            }
          ]
        }
      },
      "BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1": {
        "label": "Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability",
        "description": "Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.",
        "units": {
          "USD": [
            {
              "end": "2020-12-21",
              "val": 4500000,
              "accn": "0001048268-22-000079",
              "fy": 2022,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2022-08-04",
              "frame": "CY2020Q4I"
            },
            {
              "start": "2020-10-01",
              "end": "2020-12-31",
              "val": 4500000,
              "accn": "0001048268-21-000030",
              "fy": 2021,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2021-02-05",
              "frame": "CY2020Q4"
            },
            {
              "start": "2020-10-01",
              "end": "2021-03-31",
              "val": 4500000,
              "accn": "0001048268-21-000065",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-04-30"
            },
            {
              "start": "2020-10-01",
              "end": "2021-06-30",
              "val": 4500000,
              "accn": "0001048268-21-000134",
              "fy": 2021,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-08-05"
            },
            {
              "start": "2020-10-01",
              "end": "2021-09-30",
              "val": 4500000,
              "accn": "0001048268-21-000162",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-12-03",
              "frame": "CY2021"
            },
            {
              "start": "2021-10-01",
              "end": "2021-12-31",
              "val": 4500000,
              "accn": "0001048268-22-000026",
              "fy": 2022,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2022-02-02",
              "frame": "CY2021Q4"
            },
            {
              "start": "2021-10-01",
              "end": "2022-03-31",
              "val": 4500000,
              "accn": "0001048268-22-000048",
              "fy": 2022,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2022-04-29"
            },
            {
              "start": "2021-10-01",
              "end": "2022-09-30",
              "val": 4500000,
              "accn": "0001048268-22-000099",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-12-06",
              "frame": "CY2022"
            },
            {
              "start": "2022-10-01",
              "end": "2023-09-30",
              "val": 4500000,
              "accn": "0001048268-23-000097",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-12-07",
              "frame": "CY2023"
            },
            {
              "start": "2024-10-01",
              "end": "2025-06-30",
              "val": 1016000,
              "accn": "0001048268-26-000130",
              "fy": 2026,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2026-07-31"
            },
            {
              "start": "2025-04-01",
              "end": "2025-06-30",
              "val": 338000,
              "accn": "0001048268-26-000130",
              "fy": 2026,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2026-07-31",
              "frame": "CY2025Q2"
            },
            {
              "start": "2025-10-01",
              "end": "2026-06-30",
              "val": 387000,
              "accn": "0001048268-26-000130",
              "fy": 2026,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2026-07-31"
            },
            {
              "start": "2026-04-01",
              "end": "2026-06-30",
              "val": 129000,
              "accn": "0001048268-26-000130",
              "fy": 2026,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2026-07-31",
              "frame": "CY2026Q2"
            }
          ]
        }
      },
      "BusinessCombinationContingentConsiderationLiability": {
        "label": "Business Combination, Contingent Consideration, Liability",
        "description": "Amount of liability recognized arising from contingent consideration in a business combination.",
        "units": {
          "USD": [
            {
              "end": "2013-09-30",
              "val": 95000,
              "accn": "0001193125-14-192586",
              "fy": 2014,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2014-05-09"
            },
            {
              "end": "2013-09-30",
              "val": 95000,
              "accn": "0001193125-14-304862",
              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-08-11",
              "frame": "CY2013Q3I"
            }
          ]
        }
      },
      "BusinessCombinationContingentConsiderationLiabilityCurrent": {
        "label": "Business Combination, Contingent Consideration, Liability, Current",
        "description": "Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled within one year or the normal operating cycle, if longer.",
        "units": {
          "USD": [
            {
              "end": "2018-09-30",
              "val": 182000,
              "accn": "0001048268-19-000007",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-12-06",
              "frame": "CY2018Q3I"
            }
          ]
        }
      },
      "BusinessCombinationContingentConsiderationLiabilityNoncurrent": {
        "label": "Business Combination, Contingent Consideration, Liability, Noncurrent",
        "description": "Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled beyond one year or the normal operating cycle, if longer.",
        "units": {
          "USD": [
            {
              "end": "2016-06-30",
              "val": 780000,
              "accn": "0001193125-16-674386",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-08-08",
              "frame": "CY2016Q2I"
            },
            {
              "end": "2016-09-30",
              "val": 1100000,
              "accn": "0001193125-17-034644",
              "fy": 2017,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2017-02-08"
            },
            {
              "end": "2016-09-30",
              "val": 1100000,
              "accn": "0001193125-17-159854",
              "fy": 2017,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2017-05-05"
            },
            {
              "end": "2016-09-30",
              "val": 1100000,
              "accn": "0001193125-17-248190",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-08-04",
              "frame": "CY2016Q3I"
            },
            {
              "end": "2016-12-31",
              "val": 1100000,
              "accn": "0001193125-17-034644",
              "fy": 2017,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2017-02-08",
              "frame": "CY2016Q4I"
            },
            {
              "end": "2017-03-31",
              "val": 1112000,
              "accn": "0001193125-17-159854",
              "fy": 2017,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2017-05-05",
              "frame": "CY2017Q1I"
            },
            {
              "end": "2017-06-30",
              "val": 1347000,
              "accn": "0001193125-17-248190",
              "fy": 2017,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2017-08-04",
              "frame": "CY2017Q2I"
            },
            {
              "end": "2017-09-30",
              "val": 786000,
              "accn": "0001193125-18-033325",
              "fy": 2018,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2018-02-06"
            },
            {
              "end": "2017-09-30",
              "val": 786000,
              "accn": "0001193125-18-151685",
              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-05-04"
            },
            {
              "end": "2017-09-30",
              "val": 786000,
              "accn": "0001193125-18-237202",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-08-03"
            },
            {
              "end": "2017-09-30",
              "val": 786000,
              "accn": "0001193125-18-344274",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-12-07",
              "frame": "CY2017Q3I"
            },
            {
              "end": "2017-12-31",
              "val": 786000,
              "accn": "0001193125-18-033325",
              "fy": 2018,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2018-02-06",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-03-31",
              "val": 467000,
              "accn": "0001193125-18-151685",
              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-05-04",
              "frame": "CY2018Q1I"
            },
            {
              "end": "2018-06-30",
              "val": 795000,
              "accn": "0001193125-18-237202",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-08-03",
              "frame": "CY2018Q2I"
            },
            {
              "end": "2018-09-30",
              "val": 680000,
              "accn": "0001193125-18-344274",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-12-07"
            },
            {
              "end": "2018-09-30",
              "val": 786000,
              "accn": "0001193125-19-028329",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-02-05"
            },
            {
              "end": "2018-09-30",
              "val": 680000,
              "accn": "0001193125-19-138305",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-05-06"
            },
            {
              "end": "2018-09-30",
              "val": 680000,
              "accn": "0001048268-19-000004",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-08-02"
            },
            {
              "end": "2018-09-30",
              "val": 680000,
              "accn": "0001048268-19-000007",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-12-06",
              "frame": "CY2018Q3I"
            },
            {
              "end": "2018-12-31",
              "val": 714000,
              "accn": "0001193125-19-028329",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-02-05",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-03-31",
              "val": 270000,
              "accn": "0001193125-19-138305",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-05-06",
              "frame": "CY2019Q1I"
            },
            {
              "end": "2019-06-30",
              "val": 108000,
              "accn": "0001048268-19-000004",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-08-02",
              "frame": "CY2019Q2I"
            },
            {
              "end": "2019-09-30",
              "val": 11000,
              "accn": "0001048268-19-000007",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-12-06"
            },
            {
              "end": "2019-09-30",
              "val": 11000,
              "accn": "0001048268-20-000005",
              "fy": 2020,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2020-02-04"
            },
            {
              "end": "2019-09-30",
              "val": 11000,
              "accn": "0001048268-20-000012",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-05-05"
            },
            {
              "end": "2019-09-30",
              "val": 11000,
              "accn": "0001048268-20-000019",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-08-07"
            },
            {
              "end": "2019-09-30",
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        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill",
        "description": "Amount of intangible assets, excluding goodwill, acquired at the acquisition date.",
        "units": {
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              "val": 3182000,
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              "form": "10-K",
              "filed": "2019-12-06",
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            {
              "end": "2020-03-31",
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              "form": "10-Q",
              "filed": "2020-05-05",
              "frame": "CY2020Q1I"
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            {
              "end": "2020-06-30",
              "val": 19733000,
              "accn": "0001048268-20-000019",
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              "form": "10-Q",
              "filed": "2020-08-07",
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            {
              "end": "2020-09-30",
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              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-12-07",
              "frame": "CY2020Q3I"
            },
            {
              "end": "2020-12-31",
              "val": 25776000,
              "accn": "0001048268-21-000030",
              "fy": 2021,
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              "form": "10-Q",
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            {
              "end": "2021-03-31",
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              "fy": 2021,
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              "filed": "2021-04-30",
              "frame": "CY2021Q1I"
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            {
              "end": "2021-06-30",
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              "accn": "0001048268-21-000134",
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              "fp": "Q3",
              "form": "10-Q",
              "filed": "2021-08-05",
              "frame": "CY2021Q2I"
            },
            {
              "end": "2021-09-30",
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              "filed": "2021-12-03",
              "frame": "CY2021Q3I"
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        }
      },
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        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities",
        "description": "Amount of liabilities due after one year or the normal operating cycle, if longer, assumed at the acquisition date.",
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              "val": 14000,
              "accn": "0001048268-19-000007",
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              "form": "10-K",
              "filed": "2019-12-06",
              "frame": "CY2018Q3I"
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            {
              "end": "2020-09-30",
              "val": 170000,
              "accn": "0001048268-20-000033",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-12-07",
              "frame": "CY2020Q3I"
            },
            {
              "end": "2021-09-30",
              "val": 723000,
              "accn": "0001048268-21-000162",
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              "form": "10-K",
              "filed": "2021-12-03",
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        }
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              "filed": "2020-12-07",
              "frame": "CY2020Q3I"
            },
            {
              "end": "2021-03-31",
              "val": 296000,
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              "fy": 2021,
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              "form": "10-Q",
              "filed": "2021-04-30",
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            {
              "end": "2021-06-30",
              "val": 802000,
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              "frame": "CY2021Q2I"
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            {
              "end": "2021-09-30",
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              "accn": "0001048268-21-000162",
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              "filed": "2021-12-03",
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        "label": "Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment",
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            {
              "end": "2020-03-31",
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              "fy": 2020,
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              "form": "10-Q",
              "filed": "2020-05-05",
              "frame": "CY2020Q1I"
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            {
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              "val": 489000,
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              "end": "2020-09-30",
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              "fy": 2020,
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              "filed": "2020-12-07",
              "frame": "CY2020Q3I"
            },
            {
              "end": "2020-12-31",
              "val": 5013000,
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              "form": "10-Q",
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            {
              "end": "2021-03-31",
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              "filed": "2021-04-30",
              "frame": "CY2021Q1I"
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            {
              "end": "2021-06-30",
              "val": 11965000,
              "accn": "0001048268-21-000134",
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              "form": "10-Q",
              "filed": "2021-08-05",
              "frame": "CY2021Q2I"
            },
            {
              "end": "2021-09-30",
              "val": 11965000,
              "accn": "0001048268-21-000162",
              "fy": 2021,
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              "form": "10-K",
              "filed": "2021-12-03",
              "frame": "CY2021Q3I"
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          ]
        }
      },
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        "description": "Amount recognized as of the acquisition date for the assets, including goodwill, in excess of (less than) the aggregate liabilities assumed, less the noncontrolling interest in the acquiree.",
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            {
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              "form": "10-Q",
              "filed": "2020-05-05",
              "frame": "CY2020Q1I"
            },
            {
              "end": "2020-06-30",
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              "filed": "2020-08-07",
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              "end": "2020-09-30",
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              "form": "10-K",
              "filed": "2020-12-07",
              "frame": "CY2020Q3I"
            },
            {
              "end": "2020-12-31",
              "val": 54774000,
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              "fy": 2021,
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              "form": "10-Q",
              "filed": "2021-02-05",
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            {
              "end": "2021-03-31",
              "val": 55468000,
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              "fy": 2021,
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              "form": "10-Q",
              "filed": "2021-04-30",
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            {
              "end": "2021-06-30",
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              "filed": "2021-08-05"
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            {
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              "end": "2021-06-30",
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              "accn": "0001048268-22-000099",
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            {
              "end": "2021-09-30",
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              "accn": "0001048268-21-000162",
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              "form": "10-K",
              "filed": "2021-12-03",
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              "end": "2021-12-31",
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              "frame": "CY2021Q4I"
            },
            {
              "end": "2022-03-31",
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              "frame": "CY2022Q1I"
            },
            {
              "end": "2022-06-30",
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              "accn": "0001048268-23-000097",
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              "form": "10-K",
              "filed": "2023-12-07",
              "frame": "CY2022Q2I"
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          ]
        }
      },
      "BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet": {
        "label": "Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net",
        "description": "Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.",
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              "val": 4164000,
              "accn": "0001048268-19-000007",
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              "filed": "2019-12-06",
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            },
            {
              "end": "2020-03-31",
              "val": 9920000,
              "accn": "0001048268-20-000012",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-05-05",
              "frame": "CY2020Q1I"
            },
            {
              "end": "2020-06-30",
              "val": 9862000,
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              "form": "10-Q",
              "filed": "2020-08-07",
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            {
              "end": "2020-09-30",
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              "filed": "2020-12-07",
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            },
            {
              "end": "2020-12-31",
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              "form": "10-Q",
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              "end": "2021-03-31",
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              "form": "10-Q",
              "filed": "2021-04-30",
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              "end": "2021-06-30",
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            {
              "end": "2021-09-30",
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          ]
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      },
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        "label": "Capitalized Computer Software, Gross",
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              "filed": "2019-12-06"
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              "filed": "2020-12-07",
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              "filed": "2020-12-07"
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            {
              "end": "2020-09-30",
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              "filed": "2021-12-03",
              "frame": "CY2020Q3I"
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            {
              "end": "2021-09-30",
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              "filed": "2021-12-03"
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            {
              "end": "2021-09-30",
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            {
              "end": "2022-09-30",
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              "filed": "2022-12-06"
            },
            {
              "end": "2022-09-30",
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              "frame": "CY2022Q3I"
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            {
              "end": "2023-09-30",
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              "form": "10-K",
              "filed": "2023-12-07"
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            {
              "end": "2023-09-30",
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              "frame": "CY2023Q3I"
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            {
              "end": "2024-09-30",
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              "filed": "2024-11-22"
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            {
              "end": "2024-09-30",
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              "end": "2025-09-30",
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          ]
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      },
      "CapitalizedContractCostNet": {
        "label": "Capitalized Contract Cost, Net",
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              "filed": "2020-12-07",
              "frame": "CY2020Q3I"
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            {
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              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-03-31",
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              "filed": "2021-04-30",
              "frame": "CY2021Q1I"
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            {
              "end": "2021-06-30",
              "val": 100000,
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              "form": "10-Q",
              "filed": "2021-08-05",
              "frame": "CY2021Q2I"
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          ]
        }
      },
      "CapitalLeaseObligationsIncurred": {
        "label": "Lease Obligation Incurred",
        "description": "Amount of increase in lease obligation from new lease.",
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              "start": "2009-10-01",
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              "filed": "2012-03-30",
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            },
            {
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              "fy": 2023,
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              "form": "10-K",
              "filed": "2023-12-07"
            },
            {
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            {
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              "filed": "2023-12-07"
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            {
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              "val": 6370000,
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              "fp": "FY",
              "form": "10-K",
              "filed": "2024-11-22"
            },
            {
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              "end": "2023-09-30",
              "val": 6370000,
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              "fp": "FY",
              "form": "10-K",
              "filed": "2025-11-21",
              "frame": "CY2023"
            },
            {
              "start": "2023-10-01",
              "end": "2024-09-30",
              "val": 14603000,
              "accn": "0001048268-24-000134",
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              "fp": "FY",
              "form": "10-K",
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            },
            {
              "start": "2023-10-01",
              "end": "2024-09-30",
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              "accn": "0001048268-25-000174",
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            {
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      },
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        "description": "Amount of short-term and long-term debt and lease obligation.",
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            {
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            {
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            {
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      },
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              "filed": "2013-05-13"
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              "filed": "2013-08-12"
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            {
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            {
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              "filed": "2013-02-14"
            },
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            {
              "end": "2013-06-30",
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            {
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            {
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            {
              "end": "2014-09-30",
              "val": 0,
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              "filed": "2014-12-12"
            },
            {
              "end": "2014-09-30",
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            {
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            },
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          ]
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      "DebtIssuanceCosts": {
        "label": "Debt Issuance Cost (Deprecated 2016-01-31)",
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              "filed": "2014-01-06",
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            {
              "start": "2012-10-01",
              "end": "2013-09-30",
              "val": 522000,
              "accn": "0001193125-14-002884",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K/A",
              "filed": "2014-01-06"
            },
            {
              "start": "2012-10-01",
              "end": "2013-09-30",
              "val": 522000,
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              "fy": 2014,
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            },
            {
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              "filed": "2015-12-11",
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            {
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              "end": "2014-09-30",
              "val": 385000,
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              "fy": 2014,
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            },
            {
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            },
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              "end": "2014-09-30",
              "val": 385000,
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              "fy": 2016,
              "fp": "FY",
              "form": "10-K",
              "filed": "2016-12-09",
              "frame": "CY2014"
            },
            {
              "start": "2014-10-01",
              "end": "2015-09-30",
              "val": 317000,
              "accn": "0001193125-15-400802",
              "fy": 2015,
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              "filed": "2016-12-09",
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            {
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              "end": "2016-09-30",
              "val": 345000,
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              "filed": "2016-12-09",
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          ]
        }
      },
      "DebtorInPossessionFinancingLettersOfCreditOutstanding": {
        "label": "Debtor-in-Possession Financing, Letters of Credit Outstanding",
        "description": "Amount of letters of credit outstanding under debtor-in-possession financing arrangement.",
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            {
              "end": "2012-09-30",
              "val": 6218000,
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              "filed": "2012-12-14",
              "frame": "CY2012Q3I"
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              "end": "2012-12-31",
              "val": 6852000,
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              "fy": 2013,
              "fp": "Q1",
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            {
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              "filed": "2013-08-12"
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            {
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            {
              "end": "2013-03-31",
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            {
              "end": "2013-06-30",
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            {
              "end": "2013-06-30",
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            {
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            },
            {
              "end": "2013-09-30",
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          ]
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      "DebtWeightedAverageInterestRate": {
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            {
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          ]
        }
      },
      "DeferredCompensationPlanAssets": {
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              "filed": "2012-12-14",
              "frame": "CY2011Q3I"
            },
            {
              "end": "2012-09-30",
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              "fp": "FY",
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              "filed": "2012-12-14"
            },
            {
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              "filed": "2013-12-17"
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              "fy": 2013,
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              "form": "10-K/A",
              "filed": "2014-01-06",
              "frame": "CY2012Q3I"
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            {
              "end": "2013-09-30",
              "val": 591,
              "accn": "0001193125-13-476228",
              "fy": 2013,
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              "form": "10-K",
              "filed": "2013-12-17"
            },
            {
              "end": "2013-09-30",
              "val": 591000,
              "accn": "0001193125-14-002884",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K/A",
              "filed": "2014-01-06"
            },
            {
              "end": "2013-09-30",
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              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-12-08"
            },
            {
              "end": "2017-09-30",
              "val": 218000,
              "accn": "0001193125-18-033325",
              "fy": 2018,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2018-02-06"
            },
            {
              "end": "2017-09-30",
              "val": 218000,
              "accn": "0001193125-18-151685",
              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-05-04"
            },
            {
              "end": "2017-09-30",
              "val": 218000,
              "accn": "0001193125-18-237202",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-08-03"
            },
            {
              "end": "2017-09-30",
              "val": 218000,
              "accn": "0001193125-18-344274",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-12-07",
              "frame": "CY2017Q3I"
            },
            {
              "end": "2017-12-31",
              "val": 244000,
              "accn": "0001193125-18-033325",
              "fy": 2018,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2018-02-06",
              "frame": "CY2017Q4I"
            },
            {
              "end": "2018-03-31",
              "val": 230000,
              "accn": "0001193125-18-151685",
              "fy": 2018,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2018-05-04",
              "frame": "CY2018Q1I"
            },
            {
              "end": "2018-06-30",
              "val": 179000,
              "accn": "0001193125-18-237202",
              "fy": 2018,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2018-08-03",
              "frame": "CY2018Q2I"
            },
            {
              "end": "2018-09-30",
              "val": 171000,
              "accn": "0001193125-18-344274",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-12-07"
            },
            {
              "end": "2018-09-30",
              "val": 171000,
              "accn": "0001193125-19-028329",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-02-05"
            },
            {
              "end": "2018-09-30",
              "val": 171000,
              "accn": "0001193125-19-138305",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-05-06"
            },
            {
              "end": "2018-09-30",
              "val": 171000,
              "accn": "0001048268-19-000004",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-08-02"
            },
            {
              "end": "2018-09-30",
              "val": 171000,
              "accn": "0001048268-19-000007",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-12-06",
              "frame": "CY2018Q3I"
            },
            {
              "end": "2018-12-31",
              "val": 154000,
              "accn": "0001193125-19-028329",
              "fy": 2019,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2019-02-05",
              "frame": "CY2018Q4I"
            },
            {
              "end": "2019-03-31",
              "val": 87000,
              "accn": "0001193125-19-138305",
              "fy": 2019,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2019-05-06",
              "frame": "CY2019Q1I"
            },
            {
              "end": "2019-06-30",
              "val": 97000,
              "accn": "0001048268-19-000004",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-08-02",
              "frame": "CY2019Q2I"
            },
            {
              "end": "2019-09-30",
              "val": 90000,
              "accn": "0001048268-19-000007",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-12-06"
            },
            {
              "end": "2019-09-30",
              "val": 90000,
              "accn": "0001048268-20-000005",
              "fy": 2020,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2020-02-04"
            },
            {
              "end": "2019-09-30",
              "val": 90000,
              "accn": "0001048268-20-000012",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-05-05"
            },
            {
              "end": "2019-09-30",
              "val": 90000,
              "accn": "0001048268-20-000019",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-08-07"
            },
            {
              "end": "2019-09-30",
              "val": 90000,
              "accn": "0001048268-20-000033",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-12-07",
              "frame": "CY2019Q3I"
            },
            {
              "end": "2019-12-31",
              "val": 74000,
              "accn": "0001048268-20-000005",
              "fy": 2020,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2020-02-04",
              "frame": "CY2019Q4I"
            },
            {
              "end": "2020-03-31",
              "val": 58000,
              "accn": "0001048268-20-000012",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-05-05",
              "frame": "CY2020Q1I"
            },
            {
              "end": "2020-06-30",
              "val": 34000,
              "accn": "0001048268-20-000019",
              "fy": 2020,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2020-08-07",
              "frame": "CY2020Q2I"
            },
            {
              "end": "2020-09-30",
              "val": 36000,
              "accn": "0001048268-20-000033",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-12-07"
            },
            {
              "end": "2020-09-30",
              "val": 36000,
              "accn": "0001048268-21-000030",
              "fy": 2021,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2021-02-05"
            },
            {
              "end": "2020-09-30",
              "val": 36000,
              "accn": "0001048268-21-000065",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-04-30"
            },
            {
              "end": "2020-09-30",
              "val": 36000,
              "accn": "0001048268-21-000162",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-12-03",
              "frame": "CY2020Q3I"
            },
            {
              "end": "2020-12-31",
              "val": 38000,
              "accn": "0001048268-21-000030",
              "fy": 2021,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2021-02-05",
              "frame": "CY2020Q4I"
            },
            {
              "end": "2021-03-31",
              "val": 37000,
              "accn": "0001048268-21-000065",
              "fy": 2021,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2021-04-30",
              "frame": "CY2021Q1I"
            },
            {
              "end": "2021-09-30",
              "val": 8000,
              "accn": "0001048268-21-000162",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-12-03"
            },
            {
              "end": "2021-09-30",
              "val": 8000,
              "accn": "0001048268-22-000099",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-12-06",
              "frame": "CY2021Q3I"
            },
            {
              "end": "2022-09-30",
              "val": 17000,
              "accn": "0001048268-22-000099",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-12-06",
              "frame": "CY2022Q3I"
            }
          ]
        }
      },
      "LiabilityForClaimsAndClaimsAdjustmentExpenseDisabilityAccidentAndHealth": {
        "label": "Liability for Claims and Claims Adjustment Expense, Disability, Accident and Health",
        "description": "The amount needed to reflect the estimated ultimate cost of settling claims relating to disability, accident and health insurance insured events that have occurred on or before a particular date (ordinarily, the balance sheet date) and the amount needed to provide for the estimated ultimate cost required to investigate and settle claims relating to insured events that have occurred on or before a particular date (ordinarily, the balance sheet date), whether or not reported to the insurer at that date.",
        "units": {
          "USD": [
            {
              "end": "2019-09-30",
              "val": 1981000,
              "accn": "0001048268-20-000033",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-12-07",
              "frame": "CY2019Q3I"
            },
            {
              "end": "2020-09-30",
              "val": 2422000,
              "accn": "0001048268-20-000033",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-12-07"
            },
            {
              "end": "2020-09-30",
              "val": 2422000,
              "accn": "0001048268-21-000162",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-12-03",
              "frame": "CY2020Q3I"
            },
            {
              "end": "2021-09-30",
              "val": 2553000,
              "accn": "0001048268-21-000162",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-12-03"
            },
            {
              "end": "2021-09-30",
              "val": 2553000,
              "accn": "0001048268-22-000099",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-12-06",
              "frame": "CY2021Q3I"
            },
            {
              "end": "2022-09-30",
              "val": 2651000,
              "accn": "0001048268-22-000099",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-12-06",
              "frame": "CY2022Q3I"
            }
          ]
        }
      },
      "LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseGross": {
        "label": "Liability for Unpaid Claims and Claims Adjustment Expense, Gross (Deprecated 2014-01-31)",
        "description": "The estimated cost of settling claims under the terms of the underlying insurance policies and assumed and ceded insurance contracts as of the balance sheet date, including an estimate for claims which have been incurred but not reported and the actual and estimated costs of settling claims.",
        "units": {
          "USD": [
            {
              "end": "2012-06-30",
              "val": 389000,
              "accn": "0001193125-12-366715",
              "fy": 2012,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2012-08-23",
              "frame": "CY2012Q2I"
            },
            {
              "end": "2012-09-30",
              "val": 756000,
              "accn": "0001193125-12-503507",
              "fy": 2012,
              "fp": "FY",
              "form": "10-K",
              "filed": "2012-12-14",
              "frame": "CY2012Q3I"
            },
            {
              "end": "2012-12-31",
              "val": 647000,
              "accn": "0001193125-13-060578",
              "fy": 2013,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2013-02-14",
              "frame": "CY2012Q4I"
            },
            {
              "end": "2013-03-31",
              "val": 629000,
              "accn": "0001193125-13-215581",
              "fy": 2013,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2013-05-13",
              "frame": "CY2013Q1I"
            },
            {
              "end": "2013-06-30",
              "val": 543,
              "accn": "0001193125-13-331098",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2013-08-12"
            },
            {
              "end": "2013-06-30",
              "val": 543000,
              "accn": "0001193125-14-002872",
              "fy": 2013,
              "fp": "Q3",
              "form": "10-Q/A",
              "filed": "2014-01-06",
              "frame": "CY2013Q2I"
            },
            {
              "end": "2013-09-30",
              "val": 520,
              "accn": "0001193125-13-476228",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K",
              "filed": "2013-12-17"
            },
            {
              "end": "2013-09-30",
              "val": 520000,
              "accn": "0001193125-14-002884",
              "fy": 2013,
              "fp": "FY",
              "form": "10-K/A",
              "filed": "2014-01-06",
              "frame": "CY2013Q3I"
            },
            {
              "end": "2013-12-31",
              "val": 432000,
              "accn": "0001193125-14-043268",
              "fy": 2014,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2014-02-10",
              "frame": "CY2013Q4I"
            },
            {
              "end": "2014-03-31",
              "val": 535000,
              "accn": "0001193125-14-192586",
              "fy": 2014,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2014-05-09",
              "frame": "CY2014Q1I"
            },
            {
              "end": "2014-06-30",
              "val": 565000,
              "accn": "0001193125-14-304862",
              "fy": 2014,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2014-08-11",
              "frame": "CY2014Q2I"
            },
            {
              "end": "2014-09-30",
              "val": 569000,
              "accn": "0001193125-14-440606",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-12-12"
            },
            {
              "end": "2014-09-30",
              "val": 569000,
              "accn": "0001193125-15-178358",
              "fy": 2015,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2015-05-08",
              "frame": "CY2014Q3I"
            },
            {
              "end": "2014-12-31",
              "val": 619000,
              "accn": "0001193125-15-035560",
              "fy": 2015,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2015-02-05",
              "frame": "CY2014Q4I"
            },
            {
              "end": "2015-03-31",
              "val": 529000,
              "accn": "0001193125-15-178358",
              "fy": 2015,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2015-05-08",
              "frame": "CY2015Q1I"
            }
          ]
        }
      },
      "LineOfCredit": {
        "label": "Long-term Line of Credit",
        "description": "The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.",
        "units": {
          "USD": [
            {
              "end": "2015-09-30",
              "val": 10234000,
              "accn": "0001193125-15-400802",
              "fy": 2015,
              "fp": "FY",
              "form": "10-K",
              "filed": "2015-12-11",
              "frame": "CY2015Q3I"
            },
            {
              "end": "2016-09-30",
              "val": 30233000,
              "accn": "0001193125-17-364439",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-12-08",
              "frame": "CY2016Q3I"
            },
            {
              "end": "2017-09-30",
              "val": 30257000,
              "accn": "0001193125-17-364439",
              "fy": 2017,
              "fp": "FY",
              "form": "10-K",
              "filed": "2017-12-08"
            },
            {
              "end": "2017-09-30",
              "val": 30257000,
              "accn": "0001193125-18-344274",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-12-07",
              "frame": "CY2017Q3I"
            },
            {
              "end": "2018-09-30",
              "val": 30247000,
              "accn": "0001193125-18-344274",
              "fy": 2018,
              "fp": "FY",
              "form": "10-K",
              "filed": "2018-12-07",
              "frame": "CY2018Q3I"
            },
            {
              "end": "2022-09-30",
              "val": 82659000,
              "accn": "0001048268-23-000097",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-12-07",
              "frame": "CY2022Q3I"
            },
            {
              "end": "2023-09-30",
              "val": 0,
              "accn": "0001048268-23-000097",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-12-07",
              "frame": "CY2023Q3I"
            }
          ]
        }
      },
      "LineOfCreditFacilityAmountOutstanding": {
        "label": "Line of Credit Facility, Amount Outstanding (Deprecated 2014-01-31)",
        "description": "Amount borrowed under the credit facility as of the balance sheet date.",
        "units": {
          "USD": [
            {
              "end": "2014-09-30",
              "val": 10208000,
              "accn": "0001193125-14-440606",
              "fy": 2014,
              "fp": "FY",
              "form": "10-K",
              "filed": "2014-12-12",
              "frame": "CY2014Q3I"
            }
          ]
        }
      },
      "LineOfCreditFacilityIncreaseAdditionalBorrowings": {
        "label": "Line of Credit Facility, Increase, Additional Borrowings (Deprecated 2013-01-31)",
        "description": "Increase for additional borrowings on the credit facility during the period.",
        "units": {
          "USD": [
            {
              "start": "2013-02-11",
              "end": "2013-02-12",
              "val": 5000000,
              "accn": "0001193125-13-060578",
              "fy": 2013,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2013-02-14"
            }
          ]
        }
      },
      "LineOfCreditFacilityInterestRateAtPeriodEnd": {
        "label": "Line of Credit Facility, Interest Rate at Period End",
        "description": "The effective interest rate at the end of the reporting period.",
        "units": {
          "pure": [
            {
              "end": "2018-09-30",
              "val": 0.0386,
              "accn": "0001048268-19-000004",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-08-02"
            },
            {
              "end": "2018-09-30",
              "val": 0.0425,
              "accn": "0001048268-19-000007",
              "fy": 2019,
              "fp": "FY",
              "form": "10-K",
              "filed": "2019-12-06",
              "frame": "CY2018Q3I"
            },
            {
              "end": "2019-06-30",
              "val": 0.0448,
              "accn": "0001048268-19-000004",
              "fy": 2019,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2019-08-02",
              "frame": "CY2019Q2I"
            },
            {
              "end": "2019-09-30",
              "val": 0.0148,
              "accn": "0001048268-20-000033",
              "fy": 2020,
              "fp": "FY",
              "form": "10-K",
              "filed": "2020-12-07",
              "frame": "CY2019Q3I"
            },
            {
              "end": "2020-03-31",
              "val": 0.027,
              "accn": "0001048268-20-000012",
              "fy": 2020,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2020-05-05",
              "frame": "CY2020Q1I"
            },
            {
              "end": "2021-09-30",
              "val": 0.0138,
              "accn": "0001048268-21-000162",
              "fy": 2021,
              "fp": "FY",
              "form": "10-K",
              "filed": "2021-12-03",
              "frame": "CY2021Q3I"
            },
            {
              "end": "2022-09-30",
              "val": 0.0498,
              "accn": "0001048268-22-000099",
              "fy": 2022,
              "fp": "FY",
              "form": "10-K",
              "filed": "2022-12-06",
              "frame": "CY2022Q3I"
            },
            {
              "end": "2023-09-30",
              "val": 0.0682,
              "accn": "0001048268-23-000097",
              "fy": 2023,
              "fp": "FY",
              "form": "10-K",
              "filed": "2023-12-07",
              "frame": "CY2023Q3I"
            },
            {
              "end": "2024-09-30",
              "val": 0.0633,
              "accn": "0001048268-24-000134",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2024-11-22",
              "frame": "CY2024Q3I"
            }
          ]
        }
      },
      "LineOfCreditFacilityInterestRateDuringPeriod": {
        "label": "Line of Credit Facility, Interest Rate During Period",
        "description": "The effective interest rate during the reporting period.",
        "units": {
          "pure": [
            {
              "start": "2015-10-01",
              "end": "2016-06-30",
              "val": 0.025,
              "accn": "0001193125-16-674386",
              "fy": 2016,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2016-08-08"
            },
            {
              "start": "2015-10-01",
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        "label": "Loans Payable to Bank, Noncurrent",
        "description": "Carrying value as of the balance sheet date of loans from a bank with maturities initially due after one year or beyond the operating cycle if longer, excluding current portion.",
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          ]
        }
      },
      "LossContingencyAccrualInsuranceRelatedAssessmentDiscountRate": {
        "label": "Loss Contingency Accrual, Insurance-related Assessment, Discount Rate",
        "description": "The rate applied as of the balance sheet date to reduce the undiscounted amount of a guarantee fund and other insurance-related assessments to present value.",
        "units": {
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              "end": "2013-09-30",
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              "filed": "2014-12-12",
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            {
              "end": "2014-09-30",
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              "filed": "2014-12-12"
            },
            {
              "end": "2014-09-30",
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              "filed": "2015-12-11",
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            },
            {
              "end": "2015-09-30",
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              "fy": 2015,
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              "filed": "2015-12-11"
            },
            {
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              "filed": "2016-12-09",
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              "end": "2016-09-30",
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              "filed": "2016-12-09"
            },
            {
              "end": "2016-09-30",
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              "fy": 2017,
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              "filed": "2017-12-08",
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            },
            {
              "end": "2017-09-30",
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              "fy": 2017,
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              "form": "10-K",
              "filed": "2017-12-08"
            },
            {
              "end": "2017-09-30",
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              "filed": "2018-12-07",
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            {
              "end": "2018-09-30",
              "val": 0.029,
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              "fy": 2018,
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              "filed": "2018-12-07"
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            {
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              "filed": "2019-12-06",
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            {
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              "val": 0.016,
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              "fy": 2019,
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              "filed": "2019-12-06"
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            {
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              "filed": "2020-12-07",
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            {
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              "fy": 2020,
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              "filed": "2020-12-07"
            },
            {
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            {
              "end": "2021-09-30",
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          ]
        }
      },
      "LossContingencyDamagesSoughtValue": {
        "label": "Loss Contingency, Damages Sought, Value",
        "description": "The value (monetary amount) of the award the plaintiff seeks in the legal matter.",
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          ]
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      },
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          ]
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      },
      "LossContingencyLossInPeriod": {
        "label": "Loss Contingency, Loss in Period",
        "description": "The amount of loss pertaining to the specified contingency that was charged against earnings in the period, including the effects of revisions in previously reported estimates.",
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              "filed": "2018-12-07",
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              "form": "10-Q",
              "filed": "2022-04-29"
            },
            {
              "end": "2021-11-10",
              "val": 500,
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              "fp": "Q3",
              "form": "10-Q",
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            {
              "start": "2021-10-01",
              "end": "2022-03-31",
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              "form": "10-Q",
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            {
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              "end": "2022-06-30",
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            {
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              "end": "2022-09-30",
              "val": 3095000,
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            },
            {
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          ]
        }
      },
      "LossContingencyReceivableCurrent": {
        "label": "Loss Contingency, Receivable, Current",
        "description": "Amount of receivable related to a loss contingency accrual that is expected to be collected within one year or the normal operating cycle, if longer. For example, an insurance recovery receivable.",
        "units": {
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              "val": 2500000,
              "accn": "0001193125-18-344274",
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              "filed": "2018-12-07",
              "frame": "CY2018Q3I"
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          ]
        }
      },
      "LossContingencyRelatedReceivableCarryingValue": {
        "label": "Loss Contingency, Related Receivable Carrying Value (Deprecated 2013-01-31)",
        "description": "The carrying amount as of the balance sheet date of a recorded receivable related to a loss contingency accrual. For example, an insurance recovery receivable to the extent that the insurance recovery is probable and does not exceed the amount of the loss previously recognized in the financial statements.",
        "units": {
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              "accn": "0001193125-12-366715",
              "fy": 2012,
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              "form": "10-Q/A",
              "filed": "2012-08-23",
              "frame": "CY2012Q2I"
            }
          ]
        }
      },
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        "label": "Loss Contingency, Undiscounted Amount of Insurance-related Assessment Liability",
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          ]
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      },
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        }
      },
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        "description": "Amount of divestiture of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.",
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              "fy": 2025,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2025-05-02"
            },
            {
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              "val": -1058000,
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              "fy": 2026,
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              "form": "10-Q",
              "filed": "2026-05-01"
            },
            {
              "start": "2025-01-01",
              "end": "2025-03-31",
              "val": 86000,
              "accn": "0001048268-25-000057",
              "fy": 2025,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2025-05-02",
              "frame": "CY2025Q1"
            },
            {
              "start": "2024-10-01",
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              "val": -1618000,
              "accn": "0001048268-25-000106",
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              "fp": "Q3",
              "form": "10-Q",
              "filed": "2025-08-01"
            },
            {
              "start": "2025-04-01",
              "end": "2025-06-30",
              "val": -560000,
              "accn": "0001048268-25-000106",
              "fy": 2025,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2025-08-01",
              "frame": "CY2025Q2"
            },
            {
              "start": "2025-10-01",
              "end": "2026-03-31",
              "val": -551000,
              "accn": "0001048268-26-000086",
              "fy": 2026,
              "fp": "Q2",
              "form": "10-Q",
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          ]
        }
      },
      "DebtInstrumentCarryingAmount": {
        "label": "Long-term Debt, Gross",
        "description": "Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.",
        "units": {
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              "val": 0,
              "accn": "0001048268-25-000106",
              "fy": 2025,
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              "frame": "CY2024Q3I"
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            {
              "end": "2025-06-30",
              "val": 20000000,
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              "fy": 2025,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2025-08-01",
              "frame": "CY2025Q2I"
            },
            {
              "end": "2025-12-31",
              "val": 0,
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              "frame": "CY2025Q4I"
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          ]
        }
      },
      "DeferredTaxLiabilitiesInvestments": {
        "label": "Deferred Tax Liabilities, Investments",
        "description": "Amount of deferred tax liability attributable to taxable temporary differences from investments (excludes investments in subsidiaries and equity method investments).",
        "units": {
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              "val": 0,
              "accn": "0001048268-25-000174",
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              "frame": "CY2024Q3I"
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            {
              "end": "2025-09-30",
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              "fp": "FY",
              "form": "10-K",
              "filed": "2025-11-21",
              "frame": "CY2025Q3I"
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          ]
        }
      },
      "IncomeLossFromEquityMethodInvestments": {
        "label": "Income (Loss) from Equity Method Investments",
        "description": "Amount of income (loss) for proportionate share of equity method investee's income (loss).",
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              "frame": "CY2023"
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            {
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              "fp": "FY",
              "form": "10-K",
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              "frame": "CY2024"
            },
            {
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              "end": "2025-06-30",
              "val": 0,
              "accn": "0001048268-26-000130",
              "fy": 2026,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2026-07-31"
            },
            {
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              "end": "2025-09-30",
              "val": 14762000,
              "accn": "0001048268-25-000174",
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              "fp": "FY",
              "form": "10-K",
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              "frame": "CY2025"
            },
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              "form": "10-Q",
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              "frame": "CY2025Q4"
            },
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              "accn": "0001048268-26-000130",
              "fy": 2026,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2026-07-31"
            }
          ]
        }
      },
      "IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions": {
        "label": "Income (Loss) from Equity Method Investments, Net of Dividends or Distributions",
        "description": "This element represents the undistributed income (or loss) of equity method investments, net of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporations; such investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities.",
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            {
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              "val": 14762000,
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              "frame": "CY2025"
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            {
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              "frame": "CY2025Q4"
            },
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              "val": 4226000,
              "accn": "0001048268-26-000086",
              "fy": 2026,
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              "form": "10-Q",
              "filed": "2026-05-01"
            },
            {
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              "val": 4226000,
              "accn": "0001048268-26-000130",
              "fy": 2026,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2026-07-31"
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          ]
        }
      },
      "MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders": {
        "label": "Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders",
        "description": "Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.",
        "units": {
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              "val": 11491000,
              "accn": "0001048268-25-000174",
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              "fp": "FY",
              "form": "10-K",
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              "frame": "CY2023"
            },
            {
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              "end": "2024-09-30",
              "val": 16155000,
              "accn": "0001048268-25-000174",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-11-21",
              "frame": "CY2024"
            },
            {
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              "end": "2025-09-30",
              "val": 8592000,
              "accn": "0001048268-25-000174",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-11-21",
              "frame": "CY2025"
            }
          ]
        }
      },
      "MinorityInterestDecreaseFromRedemptions": {
        "label": "Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests",
        "description": "Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).",
        "units": {
          "USD": [
            {
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              "end": "2023-09-30",
              "val": 0,
              "accn": "0001048268-25-000174",
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              "fp": "FY",
              "form": "10-K",
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              "frame": "CY2023"
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            {
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              "fp": "FY",
              "form": "10-K",
              "filed": "2025-11-21",
              "frame": "CY2024"
            }
          ]
        }
      },
      "NoncontrollingInterestDecreaseFromDeconsolidation": {
        "label": "Noncontrolling Interest, Decrease from Deconsolidation",
        "description": "The amount of the reduction or elimination during the period of a noncontrolling interest resulting from the parent's loss of control and deconsolidation of the entity in which one or more outside parties had a noncontrolling interest.",
        "units": {
          "USD": [
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              "val": 40000000,
              "accn": "0001048268-25-000174",
              "fy": 2024,
              "fp": "FY",
              "form": "10-K",
              "filed": "2025-11-21",
              "frame": "CY2025"
            },
            {
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              "accn": "0001048268-26-000037",
              "fy": 2026,
              "fp": "Q1",
              "form": "10-Q",
              "filed": "2026-01-30",
              "frame": "CY2025Q4"
            },
            {
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              "accn": "0001048268-26-000130",
              "fy": 2026,
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              "form": "10-Q",
              "filed": "2026-07-31"
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          ]
        }
      },
      "TradingSecurities": {
        "label": "Debt Securities, Trading, and Equity Securities, FV-NI",
        "description": "Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).",
        "units": {
          "USD": [
            {
              "end": "2024-09-30",
              "val": 35003000,
              "accn": "0001048268-25-000174",
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              "frame": "CY2024Q3I"
            },
            {
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              "val": 104587000,
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              "fp": "FY",
              "form": "10-K",
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              "frame": "CY2025Q3I"
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          ]
        }
      },
      "UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate": {
        "label": "Unrecognized Tax Benefits that Would Impact Effective Tax Rate",
        "description": "The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.",
        "units": {
          "USD": [
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              "val": 5637000,
              "accn": "0001048268-25-000174",
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          ]
        }
      },
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        "label": "Gain (Loss) on Investments",
        "description": "Amount of realized and unrealized gain (loss) on investment.",
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              "val": 2392000,
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            {
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              "form": "10-Q",
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            {
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            {
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              "fp": "Q3",
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            {
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              "accn": "0001048268-26-000130",
              "fy": 2026,
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              "frame": "CY2025Q2"
            },
            {
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              "accn": "0001048268-26-000037",
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              "fp": "Q1",
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              "frame": "CY2025Q4"
            },
            {
              "start": "2025-10-01",
              "end": "2026-03-31",
              "val": 54188000,
              "accn": "0001048268-26-000086",
              "fy": 2026,
              "fp": "Q2",
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            },
            {
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              "end": "2026-03-31",
              "val": 37333000,
              "accn": "0001048268-26-000086",
              "fy": 2026,
              "fp": "Q2",
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              "frame": "CY2026Q1"
            },
            {
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              "val": 80406000,
              "accn": "0001048268-26-000130",
              "fy": 2026,
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              "form": "10-Q",
              "filed": "2026-07-31"
            },
            {
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              "val": 26218000,
              "accn": "0001048268-26-000130",
              "fy": 2026,
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              "form": "10-Q",
              "filed": "2026-07-31",
              "frame": "CY2026Q2"
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          ]
        }
      },
      "NumberOfReportableSegments": {
        "label": "Number of Reportable Segments",
        "description": "Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.",
        "units": {
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              "frame": "CY2025Q4"
            },
            {
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            },
            {
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          ]
        }
      },
      "BusinessCombinationStepAcquisitionEquityInterestInAcquireeRemeasurementGain": {
        "label": "Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain",
        "description": "In a business combination achieved in stages, this element represents the amount of gain recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination.",
        "units": {
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              "val": 0,
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            },
            {
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              "accn": "0001048268-26-000130",
              "fy": 2026,
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              "filed": "2026-07-31"
            },
            {
              "start": "2025-10-01",
              "end": "2026-03-31",
              "val": 2818000,
              "accn": "0001048268-26-000086",
              "fy": 2026,
              "fp": "Q2",
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            {
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              "val": 2818000,
              "accn": "0001048268-26-000130",
              "fy": 2026,
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            }
          ]
        }
      },
      "InventoryFirmPurchaseCommitmentLoss": {
        "label": "Inventory, Firm Purchase Commitment, Loss",
        "description": "Amount of loss recognized on firm purchase commitment for inventory.",
        "units": {
          "USD": [
            {
              "start": "2026-01-01",
              "end": "2026-03-31",
              "val": 15773000,
              "accn": "0001048268-26-000086",
              "fy": 2026,
              "fp": "Q2",
              "form": "10-Q",
              "filed": "2026-05-01",
              "frame": "CY2026Q1"
            },
            {
              "start": "2026-04-01",
              "end": "2026-06-30",
              "val": 12701000,
              "accn": "0001048268-26-000130",
              "fy": 2026,
              "fp": "Q3",
              "form": "10-Q",
              "filed": "2026-07-31",
              "frame": "CY2026Q2"
            }
          ]
        }
      },
      "ShortTermBorrowings": {
        "label": "Short-term Debt",
        "description": "Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.",
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}