{
  "source": "SEC EDGAR",
  "retrieved_at": "2026-08-06T03:45:38Z",
  "company": "Regeneron Pharmaceuticals, Inc.",
  "status": "retrieved",
  "resolution": {
    "status": "resolved",
    "method": "explicit_ticker",
    "expected_name": "Regeneron Pharmaceuticals, Inc.",
    "ticker": "REGN",
    "title": "REGENERON PHARMACEUTICALS, INC.",
    "cik": "0000872589",
    "match_score": 100.0
  },
  "config": {
    "all_history": false,
    "download_mode": "primary",
    "years": 1,
    "forms": [
      "10-K",
      "10-Q",
      "8-K",
      "4"
    ],
    "max_filings": 150
  },
  "archive_manifest_path": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\manifest.json",
  "archive": {
    "schema_version": "sec-filing-inventory-2.0",
    "retrieval_date": "2026-08-06",
    "as_of_date": "2026-08-06",
    "issuer_name": "REGENERON PHARMACEUTICALS, INC.",
    "cik": "0000872589",
    "ticker": null,
    "regime": "us-domestic",
    "source": "SEC EDGAR",
    "submissions_url": "https://data.sec.gov/submissions/CIK0000872589.json",
    "continuation_files": [
      {
        "name": "CIK0000872589-submissions-001.json",
        "status": "loaded",
        "row_count": 1454
      }
    ],
    "inventory_row_count": 2454,
    "required_family_inventory_count": 1884,
    "selected_filing_count": 51,
    "reading_window_filing_count": 51,
    "download_mode": "primary",
    "requested_forms": [
      "10-K",
      "10-Q",
      "8-K",
      "Form 4"
    ],
    "max_filings": 150,
    "all_history_requested": false,
    "dry_run": false,
    "form_coverage": {
      "10-K": {
        "attempted": true,
        "lookback": "1 years from 2026-08-06",
        "available_all_history": 29,
        "indexed": 29,
        "in_reading_window": 1,
        "selected_for_download": 1,
        "downloaded": 1,
        "read": 0,
        "read_excluded": 0,
        "excluded": 28,
        "amendments": 3,
        "absence_verified": false,
        "exclusion_reasons": [
          "Outside the selected archive window; rerun with --all-history"
        ],
        "reading_exclusion_reasons": [],
        "limited_by_max_filings": 0
      },
      "10-Q": {
        "attempted": true,
        "lookback": "1 years from 2026-08-06",
        "available_all_history": 79,
        "indexed": 79,
        "in_reading_window": 3,
        "selected_for_download": 3,
        "downloaded": 3,
        "read": 0,
        "read_excluded": 0,
        "excluded": 76,
        "amendments": 0,
        "absence_verified": false,
        "exclusion_reasons": [
          "Outside the selected archive window; rerun with --all-history"
        ],
        "reading_exclusion_reasons": [],
        "limited_by_max_filings": 0
      },
      "8-K": {
        "attempted": true,
        "lookback": "1 years from 2026-08-06",
        "available_all_history": 299,
        "indexed": 299,
        "in_reading_window": 9,
        "selected_for_download": 9,
        "downloaded": 9,
        "read": 0,
        "read_excluded": 0,
        "excluded": 290,
        "amendments": 8,
        "absence_verified": false,
        "exclusion_reasons": [
          "Outside the selected archive window; rerun with --all-history"
        ],
        "reading_exclusion_reasons": [],
        "limited_by_max_filings": 0
      },
      "Form 4": {
        "attempted": true,
        "lookback": "1 years from 2026-08-06",
        "available_all_history": 1477,
        "indexed": 1477,
        "in_reading_window": 38,
        "selected_for_download": 38,
        "downloaded": 0,
        "read": 0,
        "read_excluded": 0,
        "excluded": 1439,
        "amendments": 7,
        "absence_verified": false,
        "exclusion_reasons": [
          "Outside the selected archive window; rerun with --all-history"
        ],
        "reading_exclusion_reasons": [],
        "limited_by_max_filings": 0
      }
    },
    "sec_filing_inventory": {
      "cik": "0000872589",
      "filer_status": "us-domestic",
      "inventory_complete": true,
      "all_available_history_inventoried": true,
      "full_history_inventoried": true,
      "continuation_files_checked": true,
      "all_required_form_filings_downloaded_or_excluded": false,
      "material_exhibits_accounted_for": false,
      "coverage_start": "2000-08-11",
      "coverage_end": "2026-07-30",
      "reading_window_start": "2025-08-06",
      "reading_window_end": "2026-08-06",
      "forms": {
        "10-K": {
          "attempted": true,
          "lookback": "1 years from 2026-08-06",
          "available_all_history": 29,
          "indexed": 29,
          "in_reading_window": 1,
          "selected_for_download": 1,
          "downloaded": 1,
          "read": 0,
          "read_excluded": 0,
          "excluded": 28,
          "amendments": 3,
          "absence_verified": false,
          "exclusion_reasons": [
            "Outside the selected archive window; rerun with --all-history"
          ],
          "reading_exclusion_reasons": [],
          "limited_by_max_filings": 0
        },
        "10-Q": {
          "attempted": true,
          "lookback": "1 years from 2026-08-06",
          "available_all_history": 79,
          "indexed": 79,
          "in_reading_window": 3,
          "selected_for_download": 3,
          "downloaded": 3,
          "read": 0,
          "read_excluded": 0,
          "excluded": 76,
          "amendments": 0,
          "absence_verified": false,
          "exclusion_reasons": [
            "Outside the selected archive window; rerun with --all-history"
          ],
          "reading_exclusion_reasons": [],
          "limited_by_max_filings": 0
        },
        "8-K": {
          "attempted": true,
          "lookback": "1 years from 2026-08-06",
          "available_all_history": 299,
          "indexed": 299,
          "in_reading_window": 9,
          "selected_for_download": 9,
          "downloaded": 9,
          "read": 0,
          "read_excluded": 0,
          "excluded": 290,
          "amendments": 8,
          "absence_verified": false,
          "exclusion_reasons": [
            "Outside the selected archive window; rerun with --all-history"
          ],
          "reading_exclusion_reasons": [],
          "limited_by_max_filings": 0
        },
        "Form 4": {
          "attempted": true,
          "lookback": "1 years from 2026-08-06",
          "available_all_history": 1477,
          "indexed": 1477,
          "in_reading_window": 38,
          "selected_for_download": 38,
          "downloaded": 0,
          "read": 0,
          "read_excluded": 0,
          "excluded": 1439,
          "amendments": 7,
          "absence_verified": false,
          "exclusion_reasons": [
            "Outside the selected archive window; rerun with --all-history"
          ],
          "reading_exclusion_reasons": [],
          "limited_by_max_filings": 0
        }
      }
    },
    "source_coverage_document_rows_template": [
      {
        "document_id": "0000872589-26-000025",
        "document_type": "10-Q",
        "form_type": "10-Q",
        "period": "2026-06-30",
        "filing_date": "2026-07-30",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/",
        "access_date": "2026-08-06",
        "retrieval_status": "downloaded",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0000872589-26-000023",
        "document_type": "8-K",
        "form_type": "8-K",
        "period": "2026-07-30",
        "filing_date": "2026-07-30",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000023/",
        "access_date": "2026-08-06",
        "retrieval_status": "downloaded",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001187443-26-000010",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-07-02",
        "filing_date": "2026-07-07",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000010/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001104659-26-080562",
        "document_type": "8-K",
        "form_type": "8-K",
        "period": "2026-07-06",
        "filing_date": "2026-07-06",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926080562/",
        "access_date": "2026-08-06",
        "retrieval_status": "downloaded",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001104659-26-075127",
        "document_type": "8-K",
        "form_type": "8-K",
        "period": "2026-06-12",
        "filing_date": "2026-06-17",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926075127/",
        "access_date": "2026-08-06",
        "retrieval_status": "downloaded",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001187443-26-000008",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-05-01",
        "filing_date": "2026-05-04",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000008/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0000872589-26-000016",
        "document_type": "10-Q",
        "form_type": "10-Q",
        "period": "2026-03-31",
        "filing_date": "2026-04-29",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000016/",
        "access_date": "2026-08-06",
        "retrieval_status": "downloaded",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0000872589-26-000014",
        "document_type": "8-K",
        "form_type": "8-K",
        "period": "2026-04-29",
        "filing_date": "2026-04-29",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000014/",
        "access_date": "2026-08-06",
        "retrieval_status": "downloaded",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001104659-26-040661",
        "document_type": "8-K",
        "form_type": "8-K",
        "period": "2026-04-08",
        "filing_date": "2026-04-08",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926040661/",
        "access_date": "2026-08-06",
        "retrieval_status": "downloaded",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001104659-26-039613",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-04-01",
        "filing_date": "2026-04-03",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926039613/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001187443-26-000006",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-03-02",
        "filing_date": "2026-03-03",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000006/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001681643-26-000004",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-02-19",
        "filing_date": "2026-02-23",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000168164326000004/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0002009236-26-000001",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-02-09",
        "filing_date": "2026-02-11",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000200923626000001/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001187443-26-000004",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-02-09",
        "filing_date": "2026-02-11",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000004/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0000872589-26-000008",
        "document_type": "10-K",
        "form_type": "10-K",
        "period": "2025-12-31",
        "filing_date": "2026-02-04",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/",
        "access_date": "2026-08-06",
        "retrieval_status": "downloaded",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0000872589-26-000004",
        "document_type": "8-K",
        "form_type": "8-K",
        "period": "2026-01-30",
        "filing_date": "2026-01-30",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000004/",
        "access_date": "2026-08-06",
        "retrieval_status": "downloaded",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001104659-26-002691",
        "document_type": "8-K",
        "form_type": "8-K",
        "period": "2026-01-12",
        "filing_date": "2026-01-12",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926002691/",
        "access_date": "2026-08-06",
        "retrieval_status": "downloaded",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001683607-26-000008",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-01-07",
        "filing_date": "2026-01-08",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000168360726000008/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001681643-26-000002",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-01-02",
        "filing_date": "2026-01-06",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000168164326000002/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001423419-26-000001",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-01-02",
        "filing_date": "2026-01-06",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000142341926000001/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001225471-26-000002",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-01-02",
        "filing_date": "2026-01-06",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000122547126000002/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001992352-26-000003",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-01-02",
        "filing_date": "2026-01-06",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000199235226000003/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001578200-26-000002",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-01-02",
        "filing_date": "2026-01-06",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000157820026000002/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001225474-26-000002",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-01-02",
        "filing_date": "2026-01-06",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000122547426000002/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001187443-26-000002",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-01-02",
        "filing_date": "2026-01-06",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000002/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001197018-26-000002",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-01-02",
        "filing_date": "2026-01-06",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000119701826000002/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001174475-26-000002",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-01-02",
        "filing_date": "2026-01-06",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000117447526000002/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001683607-26-000004",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-01-02",
        "filing_date": "2026-01-06",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000168360726000004/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001189014-26-000003",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2026-01-02",
        "filing_date": "2026-01-06",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000118901426000003/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001226690-26-000002",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-31",
        "filing_date": "2026-01-05",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000122669026000002/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001218629-26-000002",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-31",
        "filing_date": "2026-01-05",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000121862926000002/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001225471-25-000006",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-30",
        "filing_date": "2025-12-31",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000122547125000006/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001411984-25-000007",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-09",
        "filing_date": "2025-12-11",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000141198425000007/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001796226-25-000009",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-09",
        "filing_date": "2025-12-11",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000179622625000009/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001663758-25-000009",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-09",
        "filing_date": "2025-12-11",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000166375825000009/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001226690-25-000005",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-09",
        "filing_date": "2025-12-11",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000122669025000005/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001218629-25-000006",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-09",
        "filing_date": "2025-12-11",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000121862925000006/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0002009236-25-000008",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-05",
        "filing_date": "2025-12-09",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000200923625000008/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001411984-25-000005",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-05",
        "filing_date": "2025-12-09",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000141198425000005/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001796226-25-000007",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-05",
        "filing_date": "2025-12-09",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000179622625000007/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001663758-25-000007",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-05",
        "filing_date": "2025-12-09",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000166375825000007/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001238303-25-000007",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-05",
        "filing_date": "2025-12-09",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000123830325000007/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001697422-25-000004",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-12-05",
        "filing_date": "2025-12-09",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000169742225000004/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001238303-25-000005",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-11-20",
        "filing_date": "2025-11-24",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000123830325000005/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001683607-25-000006",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-11-20",
        "filing_date": "2025-11-24",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000168360725000006/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0002009236-25-000006",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-11-07",
        "filing_date": "2025-11-10",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000200923625000006/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001189014-25-000005",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-10-29",
        "filing_date": "2025-10-31",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000118901425000005/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001796226-25-000005",
        "document_type": "Form 4",
        "form_type": "Form 4",
        "period": "2025-10-29",
        "filing_date": "2025-10-31",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000179622625000005/",
        "access_date": "2026-08-06",
        "retrieval_status": "retrieved",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0000872589-25-000028",
        "document_type": "10-Q",
        "form_type": "10-Q",
        "period": "2025-09-30",
        "filing_date": "2025-10-28",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258925000028/",
        "access_date": "2026-08-06",
        "retrieval_status": "downloaded",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0000872589-25-000026",
        "document_type": "8-K",
        "form_type": "8-K",
        "period": "2025-10-28",
        "filing_date": "2025-10-28",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258925000026/",
        "access_date": "2026-08-06",
        "retrieval_status": "downloaded",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      },
      {
        "document_id": "0001104659-25-096921",
        "document_type": "8-K",
        "form_type": "8-K",
        "period": "2025-10-06",
        "filing_date": "2025-10-06",
        "source": "SEC EDGAR",
        "source_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465925096921/",
        "access_date": "2026-08-06",
        "retrieval_status": "downloaded",
        "read_status": "not_read",
        "in_reading_window": true,
        "used_in_analysis": false,
        "official_filing_reviewed": false,
        "filing_index_retrieved": true,
        "material_exhibits_reviewed": false,
        "primary_source": true,
        "fallback_reason": null,
        "location_coverage": "Not read; update after complete review"
      }
    ],
    "selected_filings": [
      {
        "accessionNumber": "0000872589-26-000025",
        "filingDate": "2026-07-30",
        "reportDate": "2026-06-30",
        "acceptanceDateTime": "2026-07-30T10:52:16.000Z",
        "act": "34",
        "form": "10-Q",
        "fileNumber": "000-19034",
        "filmNumber": "261220071",
        "items": "",
        "core_type": "XBRL",
        "size": 7357606,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 1,
        "primaryDocument": "regn-20260630.htm",
        "primaryDocDescription": "10-Q",
        "family": "10-Q"
      },
      {
        "accessionNumber": "0000872589-26-000023",
        "filingDate": "2026-07-30",
        "reportDate": "2026-07-30",
        "acceptanceDateTime": "2026-07-30T10:48:32.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "261220060",
        "items": "2.02,9.01",
        "core_type": "XBRL",
        "size": 669279,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 0,
        "primaryDocument": "regn-20260730.htm",
        "primaryDocDescription": "8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001187443-26-000010",
        "filingDate": "2026-07-07",
        "reportDate": "2026-07-02",
        "acceptanceDateTime": "2026-07-07T20:05:04.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 5264,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": 0,
        "primaryDocument": "xslF345X06/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001104659-26-080562",
        "filingDate": "2026-07-06",
        "reportDate": "2026-07-06",
        "acceptanceDateTime": "2026-07-06T11:00:40.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "261154230",
        "items": "2.02",
        "core_type": "XBRL",
        "size": 193353,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 0,
        "primaryDocument": "tm2619682d1_8k.htm",
        "primaryDocDescription": "FORM 8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001104659-26-075127",
        "filingDate": "2026-06-17",
        "reportDate": "2026-06-12",
        "acceptanceDateTime": "2026-06-17T20:05:37.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "261098352",
        "items": "5.07",
        "core_type": "XBRL",
        "size": 198461,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 0,
        "primaryDocument": "tm2618117d1_8k.htm",
        "primaryDocDescription": "FORM 8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001187443-26-000008",
        "filingDate": "2026-05-04",
        "reportDate": "2026-05-01",
        "acceptanceDateTime": "2026-05-04T20:14:55.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 25199,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": 0,
        "primaryDocument": "xslF345X06/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0000872589-26-000016",
        "filingDate": "2026-04-29",
        "reportDate": "2026-03-31",
        "acceptanceDateTime": "2026-04-29T10:54:54.000Z",
        "act": "34",
        "form": "10-Q",
        "fileNumber": "000-19034",
        "filmNumber": "26910431",
        "items": "",
        "core_type": "XBRL",
        "size": 6434158,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 1,
        "primaryDocument": "regn-20260331.htm",
        "primaryDocDescription": "10-Q",
        "family": "10-Q"
      },
      {
        "accessionNumber": "0000872589-26-000014",
        "filingDate": "2026-04-29",
        "reportDate": "2026-04-29",
        "acceptanceDateTime": "2026-04-29T10:50:22.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "26910416",
        "items": "2.02,9.01",
        "core_type": "XBRL",
        "size": 539656,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 0,
        "primaryDocument": "regn-20260429.htm",
        "primaryDocDescription": "8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001104659-26-040661",
        "filingDate": "2026-04-08",
        "reportDate": "2026-04-08",
        "acceptanceDateTime": "2026-04-08T11:05:58.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "26846512",
        "items": "2.02",
        "core_type": "XBRL",
        "size": 193470,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 0,
        "primaryDocument": "tm2611354d1_8k.htm",
        "primaryDocDescription": "FORM 8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001104659-26-039613",
        "filingDate": "2026-04-03",
        "reportDate": "2026-04-01",
        "acceptanceDateTime": "2026-04-03T20:01:09.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 20795,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X06/tm2611142-1_4seq1.xml",
        "primaryDocDescription": "OWNERSHIP DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001187443-26-000006",
        "filingDate": "2026-03-03",
        "reportDate": "2026-03-02",
        "acceptanceDateTime": "2026-03-03T21:01:53.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 26964,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001681643-26-000004",
        "filingDate": "2026-02-23",
        "reportDate": "2026-02-19",
        "acceptanceDateTime": "2026-02-23T21:55:58.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 26048,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0002009236-26-000001",
        "filingDate": "2026-02-11",
        "reportDate": "2026-02-09",
        "acceptanceDateTime": "2026-02-11T21:03:58.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 27888,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001187443-26-000004",
        "filingDate": "2026-02-11",
        "reportDate": "2026-02-09",
        "acceptanceDateTime": "2026-02-11T21:02:23.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 24244,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0000872589-26-000008",
        "filingDate": "2026-02-04",
        "reportDate": "2025-12-31",
        "acceptanceDateTime": "2026-02-04T14:08:38.000Z",
        "act": "34",
        "form": "10-K",
        "fileNumber": "000-19034",
        "filmNumber": "26596224",
        "items": "",
        "core_type": "XBRL",
        "size": 13847011,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": null,
        "primaryDocument": "regn-20251231.htm",
        "primaryDocDescription": "10-K",
        "family": "10-K"
      },
      {
        "accessionNumber": "0000872589-26-000004",
        "filingDate": "2026-01-30",
        "reportDate": "2026-01-30",
        "acceptanceDateTime": "2026-01-30T11:51:21.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "26580498",
        "items": "2.02,9.01",
        "core_type": "XBRL",
        "size": 735808,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": null,
        "primaryDocument": "regn-20260130.htm",
        "primaryDocDescription": "8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001104659-26-002691",
        "filingDate": "2026-01-12",
        "reportDate": "2026-01-12",
        "acceptanceDateTime": "2026-01-12T11:48:25.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "26524604",
        "items": "2.02,7.01,9.01",
        "core_type": "XBRL",
        "size": 3838334,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": null,
        "primaryDocument": "tm262861d1_8k.htm",
        "primaryDocDescription": "FORM 8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001683607-26-000008",
        "filingDate": "2026-01-08",
        "reportDate": "2026-01-07",
        "acceptanceDateTime": "2026-01-08T21:03:19.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 8982,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001681643-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:21:24.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7127,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001423419-26-000001",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:18:21.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7141,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001225471-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:16:18.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 9201,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001992352-26-000003",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:16:02.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7135,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001578200-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:14:06.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7120,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001225474-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:13:21.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7146,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001187443-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:12:18.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7132,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001197018-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:11:54.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7181,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001174475-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:10:05.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 8985,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001683607-26-000004",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:08:03.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7136,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001189014-26-000003",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:03:32.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7120,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001226690-26-000002",
        "filingDate": "2026-01-05",
        "reportDate": "2025-12-31",
        "acceptanceDateTime": "2026-01-05T22:54:51.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 13441,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001218629-26-000002",
        "filingDate": "2026-01-05",
        "reportDate": "2025-12-31",
        "acceptanceDateTime": "2026-01-05T22:53:17.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 11150,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001225471-25-000006",
        "filingDate": "2025-12-31",
        "reportDate": "2025-12-30",
        "acceptanceDateTime": "2025-12-31T22:05:40.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 10120,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001411984-25-000007",
        "filingDate": "2025-12-11",
        "reportDate": "2025-12-09",
        "acceptanceDateTime": "2025-12-11T21:34:24.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 5907,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001796226-25-000009",
        "filingDate": "2025-12-11",
        "reportDate": "2025-12-09",
        "acceptanceDateTime": "2025-12-11T21:32:45.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 5188,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001663758-25-000009",
        "filingDate": "2025-12-11",
        "reportDate": "2025-12-09",
        "acceptanceDateTime": "2025-12-11T21:30:49.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 5192,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001226690-25-000005",
        "filingDate": "2025-12-11",
        "reportDate": "2025-12-09",
        "acceptanceDateTime": "2025-12-11T21:27:23.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 13112,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001218629-25-000006",
        "filingDate": "2025-12-11",
        "reportDate": "2025-12-09",
        "acceptanceDateTime": "2025-12-11T21:23:04.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 10865,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0002009236-25-000008",
        "filingDate": "2025-12-09",
        "reportDate": "2025-12-05",
        "acceptanceDateTime": "2025-12-09T22:38:25.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 9665,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001411984-25-000005",
        "filingDate": "2025-12-09",
        "reportDate": "2025-12-05",
        "acceptanceDateTime": "2025-12-09T21:31:12.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 9753,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001796226-25-000007",
        "filingDate": "2025-12-09",
        "reportDate": "2025-12-05",
        "acceptanceDateTime": "2025-12-09T21:17:05.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 9034,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001663758-25-000007",
        "filingDate": "2025-12-09",
        "reportDate": "2025-12-05",
        "acceptanceDateTime": "2025-12-09T21:10:59.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 9038,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001238303-25-000007",
        "filingDate": "2025-12-09",
        "reportDate": "2025-12-05",
        "acceptanceDateTime": "2025-12-09T21:09:43.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 10382,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001697422-25-000004",
        "filingDate": "2025-12-09",
        "reportDate": "2025-12-05",
        "acceptanceDateTime": "2025-12-09T21:08:22.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 11373,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001238303-25-000005",
        "filingDate": "2025-11-24",
        "reportDate": "2025-11-20",
        "acceptanceDateTime": "2025-11-24T21:07:16.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 10151,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001683607-25-000006",
        "filingDate": "2025-11-24",
        "reportDate": "2025-11-20",
        "acceptanceDateTime": "2025-11-24T21:05:34.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 8509,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0002009236-25-000006",
        "filingDate": "2025-11-10",
        "reportDate": "2025-11-07",
        "acceptanceDateTime": "2025-11-10T21:37:37.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 5822,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001189014-25-000005",
        "filingDate": "2025-10-31",
        "reportDate": "2025-10-29",
        "acceptanceDateTime": "2025-10-31T20:09:02.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 21032,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001796226-25-000005",
        "filingDate": "2025-10-31",
        "reportDate": "2025-10-29",
        "acceptanceDateTime": "2025-10-31T20:06:57.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 10164,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0000872589-25-000028",
        "filingDate": "2025-10-28",
        "reportDate": "2025-09-30",
        "acceptanceDateTime": "2025-10-28T10:56:36.000Z",
        "act": "34",
        "form": "10-Q",
        "fileNumber": "000-19034",
        "filmNumber": "251421234",
        "items": "",
        "core_type": "XBRL",
        "size": 8177590,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": null,
        "primaryDocument": "regn-20250930.htm",
        "primaryDocDescription": "10-Q",
        "family": "10-Q"
      },
      {
        "accessionNumber": "0000872589-25-000026",
        "filingDate": "2025-10-28",
        "reportDate": "2025-10-28",
        "acceptanceDateTime": "2025-10-28T10:50:40.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "251421229",
        "items": "2.02,9.01",
        "core_type": "XBRL",
        "size": 656217,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": null,
        "primaryDocument": "regn-20251028.htm",
        "primaryDocDescription": "8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001104659-25-096921",
        "filingDate": "2025-10-06",
        "reportDate": "2025-10-06",
        "acceptanceDateTime": "2025-10-06T11:00:49.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "251375580",
        "items": "2.02",
        "core_type": "XBRL",
        "size": 194179,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": null,
        "primaryDocument": "tm2528010d1_8k.htm",
        "primaryDocDescription": "FORM 8-K",
        "family": "8-K"
      }
    ],
    "reading_window_filings": [
      {
        "accessionNumber": "0000872589-26-000025",
        "filingDate": "2026-07-30",
        "reportDate": "2026-06-30",
        "acceptanceDateTime": "2026-07-30T10:52:16.000Z",
        "act": "34",
        "form": "10-Q",
        "fileNumber": "000-19034",
        "filmNumber": "261220071",
        "items": "",
        "core_type": "XBRL",
        "size": 7357606,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 1,
        "primaryDocument": "regn-20260630.htm",
        "primaryDocDescription": "10-Q",
        "family": "10-Q"
      },
      {
        "accessionNumber": "0000872589-26-000023",
        "filingDate": "2026-07-30",
        "reportDate": "2026-07-30",
        "acceptanceDateTime": "2026-07-30T10:48:32.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "261220060",
        "items": "2.02,9.01",
        "core_type": "XBRL",
        "size": 669279,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 0,
        "primaryDocument": "regn-20260730.htm",
        "primaryDocDescription": "8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001187443-26-000010",
        "filingDate": "2026-07-07",
        "reportDate": "2026-07-02",
        "acceptanceDateTime": "2026-07-07T20:05:04.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 5264,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": 0,
        "primaryDocument": "xslF345X06/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001104659-26-080562",
        "filingDate": "2026-07-06",
        "reportDate": "2026-07-06",
        "acceptanceDateTime": "2026-07-06T11:00:40.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "261154230",
        "items": "2.02",
        "core_type": "XBRL",
        "size": 193353,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 0,
        "primaryDocument": "tm2619682d1_8k.htm",
        "primaryDocDescription": "FORM 8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001104659-26-075127",
        "filingDate": "2026-06-17",
        "reportDate": "2026-06-12",
        "acceptanceDateTime": "2026-06-17T20:05:37.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "261098352",
        "items": "5.07",
        "core_type": "XBRL",
        "size": 198461,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 0,
        "primaryDocument": "tm2618117d1_8k.htm",
        "primaryDocDescription": "FORM 8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001187443-26-000008",
        "filingDate": "2026-05-04",
        "reportDate": "2026-05-01",
        "acceptanceDateTime": "2026-05-04T20:14:55.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 25199,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": 0,
        "primaryDocument": "xslF345X06/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0000872589-26-000016",
        "filingDate": "2026-04-29",
        "reportDate": "2026-03-31",
        "acceptanceDateTime": "2026-04-29T10:54:54.000Z",
        "act": "34",
        "form": "10-Q",
        "fileNumber": "000-19034",
        "filmNumber": "26910431",
        "items": "",
        "core_type": "XBRL",
        "size": 6434158,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 1,
        "primaryDocument": "regn-20260331.htm",
        "primaryDocDescription": "10-Q",
        "family": "10-Q"
      },
      {
        "accessionNumber": "0000872589-26-000014",
        "filingDate": "2026-04-29",
        "reportDate": "2026-04-29",
        "acceptanceDateTime": "2026-04-29T10:50:22.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "26910416",
        "items": "2.02,9.01",
        "core_type": "XBRL",
        "size": 539656,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 0,
        "primaryDocument": "regn-20260429.htm",
        "primaryDocDescription": "8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001104659-26-040661",
        "filingDate": "2026-04-08",
        "reportDate": "2026-04-08",
        "acceptanceDateTime": "2026-04-08T11:05:58.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "26846512",
        "items": "2.02",
        "core_type": "XBRL",
        "size": 193470,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": 0,
        "primaryDocument": "tm2611354d1_8k.htm",
        "primaryDocDescription": "FORM 8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001104659-26-039613",
        "filingDate": "2026-04-03",
        "reportDate": "2026-04-01",
        "acceptanceDateTime": "2026-04-03T20:01:09.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 20795,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X06/tm2611142-1_4seq1.xml",
        "primaryDocDescription": "OWNERSHIP DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001187443-26-000006",
        "filingDate": "2026-03-03",
        "reportDate": "2026-03-02",
        "acceptanceDateTime": "2026-03-03T21:01:53.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 26964,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001681643-26-000004",
        "filingDate": "2026-02-23",
        "reportDate": "2026-02-19",
        "acceptanceDateTime": "2026-02-23T21:55:58.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 26048,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0002009236-26-000001",
        "filingDate": "2026-02-11",
        "reportDate": "2026-02-09",
        "acceptanceDateTime": "2026-02-11T21:03:58.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 27888,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001187443-26-000004",
        "filingDate": "2026-02-11",
        "reportDate": "2026-02-09",
        "acceptanceDateTime": "2026-02-11T21:02:23.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 24244,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0000872589-26-000008",
        "filingDate": "2026-02-04",
        "reportDate": "2025-12-31",
        "acceptanceDateTime": "2026-02-04T14:08:38.000Z",
        "act": "34",
        "form": "10-K",
        "fileNumber": "000-19034",
        "filmNumber": "26596224",
        "items": "",
        "core_type": "XBRL",
        "size": 13847011,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": null,
        "primaryDocument": "regn-20251231.htm",
        "primaryDocDescription": "10-K",
        "family": "10-K"
      },
      {
        "accessionNumber": "0000872589-26-000004",
        "filingDate": "2026-01-30",
        "reportDate": "2026-01-30",
        "acceptanceDateTime": "2026-01-30T11:51:21.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "26580498",
        "items": "2.02,9.01",
        "core_type": "XBRL",
        "size": 735808,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": null,
        "primaryDocument": "regn-20260130.htm",
        "primaryDocDescription": "8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001104659-26-002691",
        "filingDate": "2026-01-12",
        "reportDate": "2026-01-12",
        "acceptanceDateTime": "2026-01-12T11:48:25.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "26524604",
        "items": "2.02,7.01,9.01",
        "core_type": "XBRL",
        "size": 3838334,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": null,
        "primaryDocument": "tm262861d1_8k.htm",
        "primaryDocDescription": "FORM 8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001683607-26-000008",
        "filingDate": "2026-01-08",
        "reportDate": "2026-01-07",
        "acceptanceDateTime": "2026-01-08T21:03:19.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 8982,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001681643-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:21:24.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7127,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001423419-26-000001",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:18:21.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7141,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001225471-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:16:18.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 9201,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001992352-26-000003",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:16:02.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7135,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001578200-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:14:06.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7120,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001225474-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:13:21.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7146,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001187443-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:12:18.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7132,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001197018-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:11:54.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7181,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001174475-26-000002",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:10:05.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 8985,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001683607-26-000004",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:08:03.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7136,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001189014-26-000003",
        "filingDate": "2026-01-06",
        "reportDate": "2026-01-02",
        "acceptanceDateTime": "2026-01-06T21:03:32.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 7120,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001226690-26-000002",
        "filingDate": "2026-01-05",
        "reportDate": "2025-12-31",
        "acceptanceDateTime": "2026-01-05T22:54:51.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 13441,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001218629-26-000002",
        "filingDate": "2026-01-05",
        "reportDate": "2025-12-31",
        "acceptanceDateTime": "2026-01-05T22:53:17.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 11150,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001225471-25-000006",
        "filingDate": "2025-12-31",
        "reportDate": "2025-12-30",
        "acceptanceDateTime": "2025-12-31T22:05:40.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 10120,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001411984-25-000007",
        "filingDate": "2025-12-11",
        "reportDate": "2025-12-09",
        "acceptanceDateTime": "2025-12-11T21:34:24.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 5907,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001796226-25-000009",
        "filingDate": "2025-12-11",
        "reportDate": "2025-12-09",
        "acceptanceDateTime": "2025-12-11T21:32:45.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 5188,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001663758-25-000009",
        "filingDate": "2025-12-11",
        "reportDate": "2025-12-09",
        "acceptanceDateTime": "2025-12-11T21:30:49.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 5192,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001226690-25-000005",
        "filingDate": "2025-12-11",
        "reportDate": "2025-12-09",
        "acceptanceDateTime": "2025-12-11T21:27:23.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 13112,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001218629-25-000006",
        "filingDate": "2025-12-11",
        "reportDate": "2025-12-09",
        "acceptanceDateTime": "2025-12-11T21:23:04.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 10865,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0002009236-25-000008",
        "filingDate": "2025-12-09",
        "reportDate": "2025-12-05",
        "acceptanceDateTime": "2025-12-09T22:38:25.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 9665,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001411984-25-000005",
        "filingDate": "2025-12-09",
        "reportDate": "2025-12-05",
        "acceptanceDateTime": "2025-12-09T21:31:12.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 9753,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001796226-25-000007",
        "filingDate": "2025-12-09",
        "reportDate": "2025-12-05",
        "acceptanceDateTime": "2025-12-09T21:17:05.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 9034,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001663758-25-000007",
        "filingDate": "2025-12-09",
        "reportDate": "2025-12-05",
        "acceptanceDateTime": "2025-12-09T21:10:59.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 9038,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001238303-25-000007",
        "filingDate": "2025-12-09",
        "reportDate": "2025-12-05",
        "acceptanceDateTime": "2025-12-09T21:09:43.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 10382,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001697422-25-000004",
        "filingDate": "2025-12-09",
        "reportDate": "2025-12-05",
        "acceptanceDateTime": "2025-12-09T21:08:22.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 11373,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001238303-25-000005",
        "filingDate": "2025-11-24",
        "reportDate": "2025-11-20",
        "acceptanceDateTime": "2025-11-24T21:07:16.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 10151,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001683607-25-000006",
        "filingDate": "2025-11-24",
        "reportDate": "2025-11-20",
        "acceptanceDateTime": "2025-11-24T21:05:34.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 8509,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0002009236-25-000006",
        "filingDate": "2025-11-10",
        "reportDate": "2025-11-07",
        "acceptanceDateTime": "2025-11-10T21:37:37.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 5822,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001189014-25-000005",
        "filingDate": "2025-10-31",
        "reportDate": "2025-10-29",
        "acceptanceDateTime": "2025-10-31T20:09:02.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 21032,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0001796226-25-000005",
        "filingDate": "2025-10-31",
        "reportDate": "2025-10-29",
        "acceptanceDateTime": "2025-10-31T20:06:57.000Z",
        "act": "",
        "form": "4",
        "fileNumber": "",
        "filmNumber": "",
        "items": "",
        "core_type": "4",
        "size": 10164,
        "isXBRL": 0,
        "isInlineXBRL": 0,
        "isXBRLNumeric": null,
        "primaryDocument": "xslF345X05/edgardoc.xml",
        "primaryDocDescription": "PRIMARY DOCUMENT",
        "family": "Form 4"
      },
      {
        "accessionNumber": "0000872589-25-000028",
        "filingDate": "2025-10-28",
        "reportDate": "2025-09-30",
        "acceptanceDateTime": "2025-10-28T10:56:36.000Z",
        "act": "34",
        "form": "10-Q",
        "fileNumber": "000-19034",
        "filmNumber": "251421234",
        "items": "",
        "core_type": "XBRL",
        "size": 8177590,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": null,
        "primaryDocument": "regn-20250930.htm",
        "primaryDocDescription": "10-Q",
        "family": "10-Q"
      },
      {
        "accessionNumber": "0000872589-25-000026",
        "filingDate": "2025-10-28",
        "reportDate": "2025-10-28",
        "acceptanceDateTime": "2025-10-28T10:50:40.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "251421229",
        "items": "2.02,9.01",
        "core_type": "XBRL",
        "size": 656217,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": null,
        "primaryDocument": "regn-20251028.htm",
        "primaryDocDescription": "8-K",
        "family": "8-K"
      },
      {
        "accessionNumber": "0001104659-25-096921",
        "filingDate": "2025-10-06",
        "reportDate": "2025-10-06",
        "acceptanceDateTime": "2025-10-06T11:00:49.000Z",
        "act": "34",
        "form": "8-K",
        "fileNumber": "000-19034",
        "filmNumber": "251375580",
        "items": "2.02",
        "core_type": "XBRL",
        "size": 194179,
        "isXBRL": 1,
        "isInlineXBRL": 1,
        "isXBRLNumeric": null,
        "primaryDocument": "tm2528010d1_8k.htm",
        "primaryDocDescription": "FORM 8-K",
        "family": "8-K"
      }
    ],
    "archived_filings": [
      {
        "accession_number": "0000872589-26-000025",
        "form": "10-Q",
        "family": "10-Q",
        "filing_date": "2026-07-30",
        "report_date": "2026-06-30",
        "primary_document": "regn-20260630.htm",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-07-30_10-Q_000087258926000025",
        "download_status": "downloaded",
        "all_selected_files_accounted_for": true,
        "files": [
          {
            "name": "regn-20260630.htm",
            "url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000025/regn-20260630.htm",
            "status": "retrieved",
            "cache_status": "downloaded",
            "size": 2109243,
            "sha256": "99a3276fe91fb55f26d1ef7d10fc3596ec0641306829eac2435e269c3e006b53",
            "content_type": "text/html"
          }
        ]
      },
      {
        "accession_number": "0000872589-26-000023",
        "form": "8-K",
        "family": "8-K",
        "filing_date": "2026-07-30",
        "report_date": "2026-07-30",
        "primary_document": "regn-20260730.htm",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000023/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000023/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-07-30_8-K_000087258926000023",
        "download_status": "downloaded",
        "all_selected_files_accounted_for": true,
        "files": [
          {
            "name": "regn-20260730.htm",
            "url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000023/regn-20260730.htm",
            "status": "retrieved",
            "cache_status": "downloaded",
            "size": 23588,
            "sha256": "0fec6ab5f40b6c0ee846292be42ffcc6b8430ff2c9c081d17ec259dd62ab06c1",
            "content_type": "text/html"
          }
        ]
      },
      {
        "accession_number": "0001187443-26-000010",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-07-07",
        "report_date": "2026-07-02",
        "primary_document": "xslF345X06/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000010/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000010/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-07-07_4_000118744326000010",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001104659-26-080562",
        "form": "8-K",
        "family": "8-K",
        "filing_date": "2026-07-06",
        "report_date": "2026-07-06",
        "primary_document": "tm2619682d1_8k.htm",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926080562/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926080562/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-07-06_8-K_000110465926080562",
        "download_status": "downloaded",
        "all_selected_files_accounted_for": true,
        "files": [
          {
            "name": "tm2619682d1_8k.htm",
            "url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926080562/tm2619682d1_8k.htm",
            "status": "retrieved",
            "cache_status": "downloaded",
            "size": 28567,
            "sha256": "5dbecbb1eb9cc08589d725e86fc68d4a0cd463fde2ee77cdd1d2d2317eec93d9",
            "content_type": "text/html"
          }
        ]
      },
      {
        "accession_number": "0001104659-26-075127",
        "form": "8-K",
        "family": "8-K",
        "filing_date": "2026-06-17",
        "report_date": "2026-06-12",
        "primary_document": "tm2618117d1_8k.htm",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926075127/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926075127/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-06-17_8-K_000110465926075127",
        "download_status": "downloaded",
        "all_selected_files_accounted_for": true,
        "files": [
          {
            "name": "tm2618117d1_8k.htm",
            "url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926075127/tm2618117d1_8k.htm",
            "status": "retrieved",
            "cache_status": "downloaded",
            "size": 34679,
            "sha256": "33eab5e7ebecff8becc682bc0e897287147fae0844c14fe8c1797b3037a89678",
            "content_type": "text/html"
          }
        ]
      },
      {
        "accession_number": "0001187443-26-000008",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-05-04",
        "report_date": "2026-05-01",
        "primary_document": "xslF345X06/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000008/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000008/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-05-04_4_000118744326000008",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0000872589-26-000016",
        "form": "10-Q",
        "family": "10-Q",
        "filing_date": "2026-04-29",
        "report_date": "2026-03-31",
        "primary_document": "regn-20260331.htm",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000016/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000016/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-04-29_10-Q_000087258926000016",
        "download_status": "downloaded",
        "all_selected_files_accounted_for": true,
        "files": [
          {
            "name": "regn-20260331.htm",
            "url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000016/regn-20260331.htm",
            "status": "retrieved",
            "cache_status": "downloaded",
            "size": 1659637,
            "sha256": "dd541efe471346f7f204ac32c5d43669e95f9258ec863d671deebe54fa4b21a9",
            "content_type": "text/html"
          }
        ]
      },
      {
        "accession_number": "0000872589-26-000014",
        "form": "8-K",
        "family": "8-K",
        "filing_date": "2026-04-29",
        "report_date": "2026-04-29",
        "primary_document": "regn-20260429.htm",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000014/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000014/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-04-29_8-K_000087258926000014",
        "download_status": "downloaded",
        "all_selected_files_accounted_for": true,
        "files": [
          {
            "name": "regn-20260429.htm",
            "url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000014/regn-20260429.htm",
            "status": "retrieved",
            "cache_status": "downloaded",
            "size": 23306,
            "sha256": "e87821d4c4906f8d1b747ce5524ad820356854d5b92c117f03cf49b17de336ff",
            "content_type": "text/html"
          }
        ]
      },
      {
        "accession_number": "0001104659-26-040661",
        "form": "8-K",
        "family": "8-K",
        "filing_date": "2026-04-08",
        "report_date": "2026-04-08",
        "primary_document": "tm2611354d1_8k.htm",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926040661/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926040661/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-04-08_8-K_000110465926040661",
        "download_status": "downloaded",
        "all_selected_files_accounted_for": true,
        "files": [
          {
            "name": "tm2611354d1_8k.htm",
            "url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926040661/tm2611354d1_8k.htm",
            "status": "retrieved",
            "cache_status": "downloaded",
            "size": 28690,
            "sha256": "e546fc6b8b5a33f9e4fddafaebb2e49859526e0298c324bd4e48c6b11683c8f3",
            "content_type": "text/html"
          }
        ]
      },
      {
        "accession_number": "0001104659-26-039613",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-04-03",
        "report_date": "2026-04-01",
        "primary_document": "xslF345X06/tm2611142-1_4seq1.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926039613/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926039613/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-04-03_4_000110465926039613",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001187443-26-000006",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-03-03",
        "report_date": "2026-03-02",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000006/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000006/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-03-03_4_000118744326000006",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001681643-26-000004",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-02-23",
        "report_date": "2026-02-19",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000168164326000004/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000168164326000004/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-02-23_4_000168164326000004",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0002009236-26-000001",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-02-11",
        "report_date": "2026-02-09",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000200923626000001/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000200923626000001/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-02-11_4_000200923626000001",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001187443-26-000004",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-02-11",
        "report_date": "2026-02-09",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000004/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000004/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-02-11_4_000118744326000004",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0000872589-26-000008",
        "form": "10-K",
        "family": "10-K",
        "filing_date": "2026-02-04",
        "report_date": "2025-12-31",
        "primary_document": "regn-20251231.htm",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-02-04_10-K_000087258926000008",
        "download_status": "downloaded",
        "all_selected_files_accounted_for": true,
        "files": [
          {
            "name": "regn-20251231.htm",
            "url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000008/regn-20251231.htm",
            "status": "retrieved",
            "cache_status": "downloaded",
            "size": 3119136,
            "sha256": "8f360b6bd6e90d445d6246c3cb2de3a24814b5622aa3549a81e60ddf4723c9a7",
            "content_type": "text/html"
          }
        ]
      },
      {
        "accession_number": "0000872589-26-000004",
        "form": "8-K",
        "family": "8-K",
        "filing_date": "2026-01-30",
        "report_date": "2026-01-30",
        "primary_document": "regn-20260130.htm",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000004/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000004/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-30_8-K_000087258926000004",
        "download_status": "downloaded",
        "all_selected_files_accounted_for": true,
        "files": [
          {
            "name": "regn-20260130.htm",
            "url": "https://www.sec.gov/Archives/edgar/data/872589/000087258926000004/regn-20260130.htm",
            "status": "retrieved",
            "cache_status": "downloaded",
            "size": 23341,
            "sha256": "e3290068f486f287eeeaa9224950312b922624d84219d93a7871dfe4a95e168b",
            "content_type": "text/html"
          }
        ]
      },
      {
        "accession_number": "0001104659-26-002691",
        "form": "8-K",
        "family": "8-K",
        "filing_date": "2026-01-12",
        "report_date": "2026-01-12",
        "primary_document": "tm262861d1_8k.htm",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926002691/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926002691/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-12_8-K_000110465926002691",
        "download_status": "downloaded",
        "all_selected_files_accounted_for": true,
        "files": [
          {
            "name": "tm262861d1_8k.htm",
            "url": "https://www.sec.gov/Archives/edgar/data/872589/000110465926002691/tm262861d1_8k.htm",
            "status": "retrieved",
            "cache_status": "downloaded",
            "size": 34116,
            "sha256": "abb608e5e648d0609cd36c0d7934fd4474655b7555ca6a98143716515d98b524",
            "content_type": "text/html"
          }
        ]
      },
      {
        "accession_number": "0001683607-26-000008",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-08",
        "report_date": "2026-01-07",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000168360726000008/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000168360726000008/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-08_4_000168360726000008",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001681643-26-000002",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-06",
        "report_date": "2026-01-02",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000168164326000002/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000168164326000002/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-06_4_000168164326000002",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001423419-26-000001",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-06",
        "report_date": "2026-01-02",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000142341926000001/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000142341926000001/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-06_4_000142341926000001",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001225471-26-000002",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-06",
        "report_date": "2026-01-02",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000122547126000002/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000122547126000002/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-06_4_000122547126000002",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001992352-26-000003",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-06",
        "report_date": "2026-01-02",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000199235226000003/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000199235226000003/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-06_4_000199235226000003",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001578200-26-000002",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-06",
        "report_date": "2026-01-02",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000157820026000002/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000157820026000002/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-06_4_000157820026000002",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001225474-26-000002",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-06",
        "report_date": "2026-01-02",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000122547426000002/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000122547426000002/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-06_4_000122547426000002",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001187443-26-000002",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-06",
        "report_date": "2026-01-02",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000002/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000118744326000002/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-06_4_000118744326000002",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001197018-26-000002",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-06",
        "report_date": "2026-01-02",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000119701826000002/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000119701826000002/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-06_4_000119701826000002",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001174475-26-000002",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-06",
        "report_date": "2026-01-02",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000117447526000002/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000117447526000002/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-06_4_000117447526000002",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001683607-26-000004",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-06",
        "report_date": "2026-01-02",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000168360726000004/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000168360726000004/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-06_4_000168360726000004",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001189014-26-000003",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-06",
        "report_date": "2026-01-02",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000118901426000003/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000118901426000003/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-06_4_000118901426000003",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001226690-26-000002",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-05",
        "report_date": "2025-12-31",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000122669026000002/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000122669026000002/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-05_4_000122669026000002",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001218629-26-000002",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2026-01-05",
        "report_date": "2025-12-31",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000121862926000002/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000121862926000002/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2026-01-05_4_000121862926000002",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001225471-25-000006",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-12-31",
        "report_date": "2025-12-30",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000122547125000006/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000122547125000006/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-12-31_4_000122547125000006",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001411984-25-000007",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-12-11",
        "report_date": "2025-12-09",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000141198425000007/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000141198425000007/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-12-11_4_000141198425000007",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001796226-25-000009",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-12-11",
        "report_date": "2025-12-09",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000179622625000009/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000179622625000009/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-12-11_4_000179622625000009",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001663758-25-000009",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-12-11",
        "report_date": "2025-12-09",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000166375825000009/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000166375825000009/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-12-11_4_000166375825000009",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001226690-25-000005",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-12-11",
        "report_date": "2025-12-09",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000122669025000005/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000122669025000005/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-12-11_4_000122669025000005",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001218629-25-000006",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-12-11",
        "report_date": "2025-12-09",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000121862925000006/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000121862925000006/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-12-11_4_000121862925000006",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0002009236-25-000008",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-12-09",
        "report_date": "2025-12-05",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000200923625000008/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000200923625000008/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-12-09_4_000200923625000008",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001411984-25-000005",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-12-09",
        "report_date": "2025-12-05",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000141198425000005/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000141198425000005/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-12-09_4_000141198425000005",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001796226-25-000007",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-12-09",
        "report_date": "2025-12-05",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000179622625000007/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000179622625000007/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-12-09_4_000179622625000007",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001663758-25-000007",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-12-09",
        "report_date": "2025-12-05",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000166375825000007/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000166375825000007/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-12-09_4_000166375825000007",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001238303-25-000007",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-12-09",
        "report_date": "2025-12-05",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000123830325000007/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000123830325000007/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-12-09_4_000123830325000007",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001697422-25-000004",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-12-09",
        "report_date": "2025-12-05",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000169742225000004/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000169742225000004/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-12-09_4_000169742225000004",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001238303-25-000005",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-11-24",
        "report_date": "2025-11-20",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000123830325000005/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000123830325000005/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-11-24_4_000123830325000005",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001683607-25-000006",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-11-24",
        "report_date": "2025-11-20",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000168360725000006/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000168360725000006/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-11-24_4_000168360725000006",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0002009236-25-000006",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-11-10",
        "report_date": "2025-11-07",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000200923625000006/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000200923625000006/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-11-10_4_000200923625000006",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001189014-25-000005",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-10-31",
        "report_date": "2025-10-29",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000118901425000005/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000118901425000005/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-10-31_4_000118901425000005",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0001796226-25-000005",
        "form": "4",
        "family": "Form 4",
        "filing_date": "2025-10-31",
        "report_date": "2025-10-29",
        "primary_document": "xslF345X05/edgardoc.xml",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000179622625000005/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000179622625000005/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-10-31_4_000179622625000005",
        "download_status": "partial",
        "all_selected_files_accounted_for": true,
        "files": []
      },
      {
        "accession_number": "0000872589-25-000028",
        "form": "10-Q",
        "family": "10-Q",
        "filing_date": "2025-10-28",
        "report_date": "2025-09-30",
        "primary_document": "regn-20250930.htm",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258925000028/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258925000028/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-10-28_10-Q_000087258925000028",
        "download_status": "downloaded",
        "all_selected_files_accounted_for": true,
        "files": [
          {
            "name": "regn-20250930.htm",
            "url": "https://www.sec.gov/Archives/edgar/data/872589/000087258925000028/regn-20250930.htm",
            "status": "retrieved",
            "cache_status": "downloaded",
            "size": 2285515,
            "sha256": "75e56fd1df9df636338ead465263dfadbd505a269308f7ad90c3437645f01abc",
            "content_type": "text/html"
          }
        ]
      },
      {
        "accession_number": "0000872589-25-000026",
        "form": "8-K",
        "family": "8-K",
        "filing_date": "2025-10-28",
        "report_date": "2025-10-28",
        "primary_document": "regn-20251028.htm",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258925000026/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000087258925000026/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-10-28_8-K_000087258925000026",
        "download_status": "downloaded",
        "all_selected_files_accounted_for": true,
        "files": [
          {
            "name": "regn-20251028.htm",
            "url": "https://www.sec.gov/Archives/edgar/data/872589/000087258925000026/regn-20251028.htm",
            "status": "retrieved",
            "cache_status": "downloaded",
            "size": 24225,
            "sha256": "2407795b54bb772b6227e5948466b58524632ca6b1e54de02ce261424a3f5377",
            "content_type": "text/html"
          }
        ]
      },
      {
        "accession_number": "0001104659-25-096921",
        "form": "8-K",
        "family": "8-K",
        "filing_date": "2025-10-06",
        "report_date": "2025-10-06",
        "primary_document": "tm2528010d1_8k.htm",
        "filing_index_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465925096921/index.json",
        "directory_url": "https://www.sec.gov/Archives/edgar/data/872589/000110465925096921/",
        "local_directory": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\filings\\2025-10-06_8-K_000110465925096921",
        "download_status": "downloaded",
        "all_selected_files_accounted_for": true,
        "files": [
          {
            "name": "tm2528010d1_8k.htm",
            "url": "https://www.sec.gov/Archives/edgar/data/872589/000110465925096921/tm2528010d1_8k.htm",
            "status": "retrieved",
            "cache_status": "downloaded",
            "size": 28856,
            "sha256": "729e4fbf703c15c345162705b5f08993716064a4bf248e39b49200563071de91",
            "content_type": "text/html"
          }
        ]
      }
    ],
    "reading_status": "not_read",
    "note": "Archive status is not reading status. Mark each in-window filing and material exhibit as fully read only after end-to-end review."
  },
  "companyfacts": {
    "status": "retrieved",
    "url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000872589.json",
    "taxonomy_count": 3,
    "concept_count": 480,
    "local_path": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\companyfacts.json"
  },
  "extraction_count": 13,
  "extractions_path": "D:\\Web\\aktieanalys\\data\\regeneron-pharmaceuticals-inc\\sec\\extractions.json"
}