Revenue from Contracts with Customers - Product Revenue Provision and Allowance Categories (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Rebates and Incentives
Allowance categories
Balance at beginning of the period	$ 142,379	$ 132,775
Acquired from BDSI	38,074
Provision related to current period sales	233,089	179,571
Changes in estimate related to prior period sales	(481)	(441)
Credits/payments made	(244,356)	(178,508)
Balance at end of the period	168,705	133,397
Product Returns
Allowance categories
Balance at beginning of the period	54,617	23,779
Acquired from BDSI	18,187
Provision related to current period sales	16,675	7,491
Credits/payments made	(11,465)	(21,443)
Balance at end of the period	78,014	9,827
Trade Allowances and Chargebacks
Allowance categories
Balance at beginning of the period	13,226	19,055
Acquired from BDSI	7,575
Provision related to current period sales	59,211	42,059
Changes in estimate related to prior period sales	(37)
Credits/payments made	(52,939)	(33,764)
Balance at end of the period	$ 27,036	$ 27,350