Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001804220-23-000008-index-headers.html | 2023-02-06 09:23:24 | |
| 0001804220-23-000008-index.html | 2023-02-06 09:23:24 | |
| 0001804220-23-000008.txt | 2023-02-06 09:23:24 | |
 0001804220-23-000008-xbrl.zip | 640380 | 2023-02-06 09:23:24 |
| FilingSummary.xml | 67628 | 2023-02-06 09:23:24 |
| Financial_Report.xlsx | 181237 | 2023-02-06 09:23:24 |
| MetaLinks.json | 1077027 | 2023-02-06 09:23:24 |
| R1.htm | 67297 | 2023-02-06 09:23:24 |
| R10.htm | 143764 | 2023-02-06 09:23:24 |
| R100.htm | 25127 | 2023-02-06 09:23:24 |
| R101.htm | 4564 | 2023-02-06 09:23:24 |
| R102.htm | 14046 | 2023-02-06 09:23:24 |
| R103.htm | 15539 | 2023-02-06 09:23:24 |
| R104.htm | 42056 | 2023-02-06 09:23:24 |
| R105.htm | 6999 | 2023-02-06 09:23:24 |
| R106.htm | 11899 | 2023-02-06 09:23:24 |
| R107.htm | 8054 | 2023-02-06 09:23:24 |
| R11.htm | 97322 | 2023-02-06 09:23:24 |
| R12.htm | 42716 | 2023-02-06 09:23:24 |
| R13.htm | 13099 | 2023-02-06 09:23:24 |
| R14.htm | 19757 | 2023-02-06 09:23:24 |
| R15.htm | 24024 | 2023-02-06 09:23:24 |
| R16.htm | 14687 | 2023-02-06 09:23:24 |
| R17.htm | 20504 | 2023-02-06 09:23:24 |
| R18.htm | 41078 | 2023-02-06 09:23:24 |
| R19.htm | 24523 | 2023-02-06 09:23:24 |
| R2.htm | 7819 | 2023-02-06 09:23:24 |
| R20.htm | 74837 | 2023-02-06 09:23:24 |
| R21.htm | 9109 | 2023-02-06 09:23:24 |
| R22.htm | 79647 | 2023-02-06 09:23:24 |
| R23.htm | 42851 | 2023-02-06 09:23:24 |
| R24.htm | 26129 | 2023-02-06 09:23:24 |
| R25.htm | 20731 | 2023-02-06 09:23:24 |
| R26.htm | 100016 | 2023-02-06 09:23:24 |
| R27.htm | 30838 | 2023-02-06 09:23:24 |
| R28.htm | 140179 | 2023-02-06 09:23:24 |
| R29.htm | 133735 | 2023-02-06 09:23:24 |
| R3.htm | 111506 | 2023-02-06 09:23:24 |
| R30.htm | 98135 | 2023-02-06 09:23:24 |
| R31.htm | 39070 | 2023-02-06 09:23:24 |
| R32.htm | 13325 | 2023-02-06 09:23:24 |
| R33.htm | 19951 | 2023-02-06 09:23:24 |
| R34.htm | 22770 | 2023-02-06 09:23:24 |
| R35.htm | 15000 | 2023-02-06 09:23:24 |
| R36.htm | 10124 | 2023-02-06 09:23:24 |
| R37.htm | 33834 | 2023-02-06 09:23:24 |
| R38.htm | 11383 | 2023-02-06 09:23:24 |
| R39.htm | 69970 | 2023-02-06 09:23:24 |
| R4.htm | 25716 | 2023-02-06 09:23:24 |
| R40.htm | 83030 | 2023-02-06 09:23:24 |
| R41.htm | 27951 | 2023-02-06 09:23:24 |
| R42.htm | 32885 | 2023-02-06 09:23:24 |
| R43.htm | 20404 | 2023-02-06 09:23:24 |
| R44.htm | 13456 | 2023-02-06 09:23:24 |
| R45.htm | 26711 | 2023-02-06 09:23:24 |
| R46.htm | 7164 | 2023-02-06 09:23:24 |
| R47.htm | 13558 | 2023-02-06 09:23:24 |
| R48.htm | 19608 | 2023-02-06 09:23:24 |
| R49.htm | 42658 | 2023-02-06 09:23:24 |
| R5.htm | 96353 | 2023-02-06 09:23:24 |
| R50.htm | 68361 | 2023-02-06 09:23:24 |
| R51.htm | 9771 | 2023-02-06 09:23:24 |
| R52.htm | 46270 | 2023-02-06 09:23:24 |
| R53.htm | 11592 | 2023-02-06 09:23:24 |
| R54.htm | 12762 | 2023-02-06 09:23:24 |
| R55.htm | 23320 | 2023-02-06 09:23:24 |
| R56.htm | 9671 | 2023-02-06 09:23:24 |
| R57.htm | 13882 | 2023-02-06 09:23:24 |
| R58.htm | 19020 | 2023-02-06 09:23:24 |
| R59.htm | 17883 | 2023-02-06 09:23:24 |
| R6.htm | 75299 | 2023-02-06 09:23:24 |
| R60.htm | 9499 | 2023-02-06 09:23:24 |
| R61.htm | 21698 | 2023-02-06 09:23:24 |
| R62.htm | 12477 | 2023-02-06 09:23:24 |
| R63.htm | 17194 | 2023-02-06 09:23:24 |
| R64.htm | 17620 | 2023-02-06 09:23:24 |
| R65.htm | 9052 | 2023-02-06 09:23:24 |
| R66.htm | 30639 | 2023-02-06 09:23:24 |
| R67.htm | 13103 | 2023-02-06 09:23:24 |
| R68.htm | 42514 | 2023-02-06 09:23:24 |
| R69.htm | 4657 | 2023-02-06 09:23:24 |
| R7.htm | 87261 | 2023-02-06 09:23:24 |
| R70.htm | 55695 | 2023-02-06 09:23:24 |
| R71.htm | 8904 | 2023-02-06 09:23:24 |
| R72.htm | 14290 | 2023-02-06 09:23:24 |
| R73.htm | 6734 | 2023-02-06 09:23:24 |
| R74.htm | 25591 | 2023-02-06 09:23:24 |
| R75.htm | 11423 | 2023-02-06 09:23:24 |
| R76.htm | 23231 | 2023-02-06 09:23:24 |
| R77.htm | 24741 | 2023-02-06 09:23:24 |
| R78.htm | 16038 | 2023-02-06 09:23:24 |
| R79.htm | 34990 | 2023-02-06 09:23:24 |
| R8.htm | 57230 | 2023-02-06 09:23:24 |
| R80.htm | 13782 | 2023-02-06 09:23:24 |
| R81.htm | 11256 | 2023-02-06 09:23:24 |
| R82.htm | 12661 | 2023-02-06 09:23:24 |
| R83.htm | 8993 | 2023-02-06 09:23:24 |
| R84.htm | 6046 | 2023-02-06 09:23:24 |
| R85.htm | 18426 | 2023-02-06 09:23:24 |
| R86.htm | 18085 | 2023-02-06 09:23:24 |
| R87.htm | 59666 | 2023-02-06 09:23:24 |
| R88.htm | 9023 | 2023-02-06 09:23:24 |
| R89.htm | 56920 | 2023-02-06 09:23:24 |
| R9.htm | 65223 | 2023-02-06 09:23:24 |
| R90.htm | 51073 | 2023-02-06 09:23:24 |
| R91.htm | 10693 | 2023-02-06 09:23:24 |
| R92.htm | 13212 | 2023-02-06 09:23:24 |
| R93.htm | 25036 | 2023-02-06 09:23:24 |
| R94.htm | 15984 | 2023-02-06 09:23:24 |
| R95.htm | 10776 | 2023-02-06 09:23:24 |
| R96.htm | 4518 | 2023-02-06 09:23:24 |
| R97.htm | 12426 | 2023-02-06 09:23:24 |
| R98.htm | 30477 | 2023-02-06 09:23:24 |
| R99.htm | 21280 | 2023-02-06 09:23:24 |
| regn-20221231.htm | 3769248 | 2023-02-06 09:23:24 |
| regn-20221231.xsd | 94423 | 2023-02-06 09:23:24 |
| regn-20221231_cal.xml | 99727 | 2023-02-06 09:23:24 |
| regn-20221231_def.xml | 553774 | 2023-02-06 09:23:24 |
 regn-20221231_g1.jpg | 104272 | 2023-02-06 09:23:24 |
| regn-20221231_htm.xml | 2481694 | 2023-02-06 09:23:24 |
| regn-20221231_lab.xml | 934398 | 2023-02-06 09:23:24 |
| regn-20221231_pre.xml | 735372 | 2023-02-06 09:23:24 |
| regn-ex_211x12312022x10k.htm | 14279 | 2023-02-06 09:23:24 |
| regn-ex_231x12312022x10k.htm | 2824 | 2023-02-06 09:23:24 |
| regn-ex_311x12312022x10k.htm | 12103 | 2023-02-06 09:23:24 |
| regn-ex_312x12312022x10k.htm | 12127 | 2023-02-06 09:23:24 |
| regn-ex_32x12312022x10k.htm | 6918 | 2023-02-06 09:23:24 |
| report.css | 2768 | 2023-02-06 09:23:24 |
| Show.js | 1086 | 2023-02-06 09:23:24 |