Product Revenues, Net (Details) $ in Thousands	9 Months Ended
Sep. 30, 2015 USD ($)
Product Revenue Allowance and Reserve [Roll Forward]
Balance at December 31, 2014	$ 36,023
Provision related to current period sales	48,484
Adjustments related to prior period sales	(13,713)
Credits/payments made	(32,486)
Balance at September 30, 2015	38,308
Trade Allowances
Product Revenue Allowance and Reserve [Roll Forward]
Balance at December 31, 2014	1,463
Provision related to current period sales	6,120
Adjustments related to prior period sales	(143)
Credits/payments made	(5,115)
Balance at September 30, 2015	2,325
Rebates, Chargebacks and Discounts
Product Revenue Allowance and Reserve [Roll Forward]
Balance at December 31, 2014	29,102
Provision related to current period sales	39,533
Adjustments related to prior period sales	(12,342)
Credits/payments made	(22,465)
Balance at September 30, 2015	33,828
Product Returns
Product Revenue Allowance and Reserve [Roll Forward]
Balance at December 31, 2014	4,713
Provision related to current period sales	429
Adjustments related to prior period sales	(993)
Credits/payments made	(3,254)
Balance at September 30, 2015	895
Other Incentives
Product Revenue Allowance and Reserve [Roll Forward]
Balance at December 31, 2014	745
Provision related to current period sales	2,402
Adjustments related to prior period sales	(235)
Credits/payments made	(1,652)
Balance at September 30, 2015	$ 1,260

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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Total of the adjustments in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 09

-Article 12

+ Details

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Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs.

+ References

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+ References

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Represents the credits or payments to allowances and reserves.

+ References

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