Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000875045-21-000041-index-headers.html | 2021-07-22 07:08:40 | |
| 0000875045-21-000041-index.html | 2021-07-22 07:08:40 | |
| 0000875045-21-000041.txt | 2021-07-22 07:08:40 | |
 0000875045-21-000041-xbrl.zip | 40459 | 2021-07-22 07:08:40 |
| biib-20210722.htm | 32700 | 2021-07-22 07:08:40 |
| biib-20210722.xsd | 1933 | 2021-07-22 07:08:40 |
| biib-20210722_htm.xml | 11365 | 2021-07-22 07:08:40 |
| biib-20210722_lab.xml | 24275 | 2021-07-22 07:08:40 |
| biib-20210722_pre.xml | 12662 | 2021-07-22 07:08:40 |
 biogenlogostandarda29.jpg | 756402 | 2021-07-22 07:08:40 |
| exhibit991-q22021pressrele.htm | 539449 | 2021-07-22 07:08:40 |
| FilingSummary.xml | 1664 | 2021-07-22 07:08:40 |
| Financial_Report.xlsx | 5692 | 2021-07-22 07:08:40 |
| MetaLinks.json | 17236 | 2021-07-22 07:08:40 |
| R1.htm | 38644 | 2021-07-22 07:08:40 |
| report.css | 2767 | 2021-07-22 07:08:40 |
| Show.js | 1085 | 2021-07-22 07:08:40 |