Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000875045-22-000003-index-headers.html | 2022-02-03 07:03:25 | |
| 0000875045-22-000003-index.html | 2022-02-03 07:03:25 | |
| 0000875045-22-000003.txt | 2022-02-03 07:03:25 | |
 0000875045-22-000003-xbrl.zip | 41864 | 2022-02-03 07:03:25 |
| biib-20220203.htm | 31976 | 2022-02-03 07:03:25 |
| biib-20220203.xsd | 1933 | 2022-02-03 07:03:25 |
| biib-20220203_htm.xml | 10549 | 2022-02-03 07:03:25 |
| biib-20220203_lab.xml | 24275 | 2022-02-03 07:03:25 |
| biib-20220203_pre.xml | 12662 | 2022-02-03 07:03:25 |
 biogenlogostandarda29a.jpg | 756402 | 2022-02-03 07:03:25 |
| exhibit991-q42021pressrele.htm | 509813 | 2022-02-03 07:03:25 |
| FilingSummary.xml | 1678 | 2022-02-03 07:03:25 |
| Financial_Report.xlsx | 5653 | 2022-02-03 07:03:25 |
| MetaLinks.json | 16983 | 2022-02-03 07:03:25 |
| R1.htm | 38591 | 2022-02-03 07:03:25 |
| report.css | 2767 | 2022-02-03 07:03:25 |
| Show.js | 1085 | 2022-02-03 07:03:25 |