XML 56 R116.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Collaborative and Other Relationships (Details 2) | 12 Months Ended
--- | ---
Dec. 31, 2013
Sobi rate to Biogen on net sales in the Sobi Territory [Member] |  |
Mechanism for reimbursement, under the amended agreement amounts payable |  |
Reimbursement, under the amended agreement, Method | Royalty |
Rate during the reimbursement period | Base Rate plus 5% | [1]
Sobi rate to Biogen on net sales in the Sobi Territory [Member] | Maximum |  |
Mechanism for reimbursement, under the amended agreement amounts payable |  |
Base rate following first commercial sale in the territory | 12.00% | [1]
Sobi rate to Biogen on net sales in the Sobi Territory [Member] | Minimum |  |
Mechanism for reimbursement, under the amended agreement amounts payable |  |
Base rate following first commercial sale in the territory | 10.00% | [1]
Biogen rate to sobi on net sales in the Biogen North America Territory [Member] |  |
Mechanism for reimbursement, under the amended agreement amounts payable |  |
Reimbursement, under the amended agreement, Method | Royalty |
Rate during the reimbursement period | Base Rate less 5% | [1]
Biogen rate to sobi on net sales in the Biogen North America Territory [Member] | Maximum |  |
Mechanism for reimbursement, under the amended agreement amounts payable |  |
Base rate following first commercial sale in the territory | 12.00% | [1]
Biogen rate to sobi on net sales in the Biogen North America Territory [Member] | Minimum |  |
Mechanism for reimbursement, under the amended agreement amounts payable |  |
Base rate following first commercial sale in the territory | 10.00% | [1]
Biogen rate to sobi on net sales in the Biogen North America Territory [Member] | Sobi Territory [Member] |  |
Mechanism for reimbursement, under the amended agreement amounts payable |  |
Rate prior to first commercial sale in the territory | 2.00% |
Biogen rate to sobi on net sales in the Biogen direct Territory [Member] |  |
Mechanism for reimbursement, under the amended agreement amounts payable |  |
Reimbursement, under the amended agreement, Method | Royalty |
Rate during the reimbursement period | Base Rate less 5% | [1]
Biogen rate to sobi on net sales in the Biogen direct Territory [Member] | Maximum |  |
Mechanism for reimbursement, under the amended agreement amounts payable |  |
Base rate following first commercial sale in the territory | 17.00% | [1]
Biogen rate to sobi on net sales in the Biogen direct Territory [Member] | Minimum |  |
Mechanism for reimbursement, under the amended agreement amounts payable |  |
Base rate following first commercial sale in the territory | 15.00% | [1]
Biogen rate to sobi on net sales in the Biogen direct Territory [Member] | Sobi Territory [Member] |  |
Mechanism for reimbursement, under the amended agreement amounts payable |  |
Rate prior to first commercial sale in the territory | 2.00% |
Biogen rate to Sobi on net revenue from the Biogen distributor Territory [Member] |  |
Mechanism for reimbursement, under the amended agreement amounts payable |  |
Reimbursement, under the amended agreement, Method | Net Revenue Share | [2],[3]
Rate during the reimbursement period | Base Rate less 15% | [1],[2],[3]
Biogen rate to Sobi on net revenue from the Biogen distributor Territory [Member] | Sobi Territory [Member] |  |
Mechanism for reimbursement, under the amended agreement amounts payable |  |
Rate prior to first commercial sale in the territory | 10.00% | [2],[3]
Base rate following first commercial sale in the territory | 50.00% | [1],[2],[3]
[1] | A credit will be issued to Sobi against its reimbursement of the Opt-in Consideration in an amount equal to the difference in the rate paid by Biogen Idec to Sobi on sales in the Biogen Idec territories for certain periods prior to the first commercial sale in the Sobi Territory versus the rate that otherwise would have been payable on such sales.
[2] | Net revenue represents Biogen Idec’s pre-tax receipts from third-party distributors, less expenses incurred by Biogen Idec in the conduct of commercialization activities supporting the distributor activities.
[3] | The Biogen Idec Distributor Territory represents Biogen Idec territories where sales are derived utilizing a third-party distributor.

X
- Definition Base rate after first commercial sale. + References No definition available. + Details
Name: | biib_BaseRateAfterFirstCommercialSale
Namespace Prefix: | biib_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Rate during the reimbursement period. + References No definition available. + Details
Name: | biib_RateDuringReimbursementPeriod
Namespace Prefix: | biib_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Rate prior to first commercial sale. + References No definition available. + Details
Name: | biib_RatePriorToFirstCommercialSale
Namespace Prefix: | biib_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | biib_ReimbursementUnderAmendedAgreementAmountsPayableAbstract
Namespace Prefix: | biib_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reimbursement, under the amended agreement, method. + References No definition available. + Details
Name: | biib_ReimbursementUnderAmendedAgreementMethod
Namespace Prefix: | biib_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration