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| 0000875045-16-000065-index.html | 2016-07-21 17:30:12 | |
| 0000875045-16-000065.txt | 2016-07-21 17:30:12 | |
 0000875045-16-000065-xbrl.zip | 281758 | 2016-07-21 17:30:12 |
| biib-20160630.xml | 2461569 | 2016-07-21 17:30:12 |
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| biib-2016630xex321.htm | 10744 | 2016-07-21 17:30:12 |
 biib-2016630_alprolix.jpg | 36246 | 2016-07-21 17:30:12 |
 biib-2016630_amortization.jpg | 25038 | 2016-07-21 17:30:12 |
 biib-2016630_anticd20revenue.jpg | 41313 | 2016-07-21 17:30:12 |
 biib-2016630_benepali.jpg | 24522 | 2016-07-21 17:30:12 |
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 biib-2016630_collabloss.jpg | 21954 | 2016-07-21 17:30:12 |
 biib-2016630_eloctate.jpg | 36212 | 2016-07-21 17:30:12 |
 biib-2016630_equityinloss.jpg | 21846 | 2016-07-21 17:30:12 |
 biib-2016630_finhighlights.jpg | 40128 | 2016-07-21 17:30:12 |
 biib-2016630_gainlossfairval.jpg | 23652 | 2016-07-21 17:30:12 |
 biib-2016630_incometaxes.jpg | 34084 | 2016-07-21 17:30:12 |
 biib-2016630_interferon.jpg | 38084 | 2016-07-21 17:30:12 |
 biib-2016630_oie.jpg | 24693 | 2016-07-21 17:30:12 |
 biib-2016630_otherrevenues.jpg | 33762 | 2016-07-21 17:30:12 |
 biib-2016630_randdpiechart15.jpg | 37109 | 2016-07-21 17:30:12 |
 biib-2016630_randdpiechart16.jpg | 36657 | 2016-07-21 17:30:12 |
 biib-2016630_researchanddev.jpg | 84215 | 2016-07-21 17:30:12 |
 biib-2016630_reserves.jpg | 51050 | 2016-07-21 17:30:12 |
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 biib-2016630_sellgenandadmin.jpg | 35788 | 2016-07-21 17:30:12 |
 biib-2016630_tecfidera.jpg | 42060 | 2016-07-21 17:30:12 |
 biib-2016630_tysabri.jpg | 38746 | 2016-07-21 17:30:12 |
 biogenlogostandard.jpg | 756402 | 2016-07-21 17:30:12 |
| FilingSummary.xml | 50350 | 2016-07-21 17:30:12 |
| Financial_Report.xlsx | 104430 | 2016-07-21 17:30:12 |
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| report.css | 2768 | 2016-07-21 17:30:12 |
| Show.js | 1411 | 2016-07-21 17:30:12 |