Product Revenue Reserves and Allowances (Tables)

6 Months Ended

Jun. 30, 2021

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Product Revenue Allowance and Reserve Categories

The following table summarizes activity in each of the product revenue allowance and reserve categories for the six months ended June 30, 2021 and 2020 (in thousands):

	Chargebacks, Discounts, and Fees		Government and other rebates		Returns		Total
Ending balance at December 31, 2019	$	5,739	$	17,280	$	1,583	$	24,602
Provision related to sales in the current year	12,129		34,448		3,888		50,465
Adjustments related to prior period sales	(294)		(826)		(1,449)		(2,569)
Credits and payments made	(15,390)		(36,805)		(679)		(52,874)
Ending balance at June 30, 2020	2,184		14,097		3,343		19,624
Ending balance at December 31, 2020	$	1,891	$	14,644	$	2,572	$	19,107
Provision related to sales in the current year	9,313		52,886		187		62,386
Adjustments related to prior period sales	(54)		(989)		(2,249)		(3,292)
Credits and payments made	(9,677)		(42,859)		(189)		(52,725)
Ending balance at June 30, 2021	$	1,473	$	23,682	$	321	$	25,476