Net Product Sales (Tables)

9 Months Ended

Sep. 30, 2014

Revenues [Abstract]

Sales Related Deductions Activity

The following table summarizes the provisions, and credits/payments, for these sales-related deductions during the nine months ended September 30, 2014.

	Rebates & Chargebacks			Distribution- Related Fees			Other Sales- Related Deductions			Total
Balance as of December 31, 2013	$	4,400		$	19,663		$	538		$	24,601
Provision related to current period sales	23,265			53,689			1,202			78,156
Credits/payments	(23,873		)	(54,878		)	(1,211		)	(79,962		)
Balance as of September 30, 2014	$	3,792		$	18,474		$	529		$	22,795