Product Revenue Reserves and Allowances (Tables)

9 Months Ended

Sep. 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 nine months ended September 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	16,123		57,120		2,030		75,273
Adjustments related to prior period sales	(107)		(1,570)		—		(1,677)
Credits and payments made	(20,011)		(50,717)		(893)		(71,621)
Ending balance at September 30, 2020	1,744		22,113		2,720		26,577
Ending balance at December 31, 2020	$	1,891	$	14,644	$	2,572	$	19,107
Provision related to sales in the current year	14,524		77,804		322		92,650
Adjustments related to prior period sales	(61)		(990)		(2,249)		(3,300)
Credits and payments made	(14,630)		(61,862)		(189)		(76,681)
Ending balance at September 30, 2021	$	1,724	$	29,596	$	456	$	31,776