Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000875045-20-000002-index-headers.html | 2020-01-30 06:56:30 | |
| 0000875045-20-000002-index.html | 2020-01-30 06:56:30 | |
| 0000875045-20-000002.txt | 2020-01-30 06:56:30 | |
 0000875045-20-000002-xbrl.zip | 46428 | 2020-01-30 06:56:30 |
| biib-20200130.xsd | 4588 | 2020-01-30 06:56:30 |
| biib-20200130_cal.xml | 624 | 2020-01-30 06:56:30 |
| biib-20200130_def.xml | 1474 | 2020-01-30 06:56:30 |
| biib-20200130_lab.xml | 26142 | 2020-01-30 06:56:30 |
| biib-20200130_pre.xml | 13580 | 2020-01-30 06:56:30 |
 biogenlogo2020.jpg | 12981 | 2020-01-30 06:56:30 |
| FilingSummary.xml | 1750 | 2020-01-30 06:56:30 |
| Financial_Report.xlsx | 5768 | 2020-01-30 06:56:30 |
| MetaLinks.json | 18428 | 2020-01-30 06:56:30 |
| q42019earnings8-k.htm | 37489 | 2020-01-30 06:56:30 |
| q42019earnings8-k_htm.xml | 4353 | 2020-01-30 06:56:30 |
| q42019pressrelease.htm | 755146 | 2020-01-30 06:56:30 |
| R1.htm | 38584 | 2020-01-30 06:56:30 |
| report.css | 2767 | 2020-01-30 06:56:30 |
| Show.js | 1085 | 2020-01-30 06:56:30 |