Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2021

Revenue From Contract With Customer [Abstract]

Summarize Activity of the Net Product Revenue Allowance and Reserve Categories

The following tables summarize activity in each of the net product revenue allowance and reserve categories described above for the three months ended March 31, 2021 and 2020:

In thousands	Trade Allowances			Rebates, Chargebacks and Discounts			Product Returns			Other Incentives			Total
Balance as of December 31, 2020	$	36,242		$	141,201		$	7,797		$	5,587		$	190,827
Provision related to current period sales		29,134			148,241			828			13,122			191,325
Provision related to prior period sales		—			(854	)		—			—			(854	)
Credits/payments made for current period sales		(3,582	)		(16,136	)		—			(9,807	)		(29,525	)
Credits/payments made for prior period sales		(7,086	)		(108,020	)		(402	)		(5,618	)		(121,126	)
Balance as of March 31, 2021	$	54,708		$	164,432		$	8,223		$	3,284		$	230,647

In thousands	Trade Allowances			Rebates, Chargebacks and Discounts			Product Returns			Other Incentives			Total
Balance as of December 31, 2019	$	29,261		$	90,997		$	4,579		$	3,720		$	128,557
Provision related to current period sales		30,640			133,721			815			18,528			183,704
Provision related to prior period sales		—			(3,209	)		—			—			(3,209	)
Credits/payments made for current period sales		(6,872	)		(33,927	)		—			(10,820	)		(51,619	)
Credits/payments made for prior period sales		(29,047	)		(75,738	)		(145	)		(3,721	)		(108,651	)
Balance as of March 31, 2020	$	23,982		$	111,844		$	5,249		$	7,707		$	148,782