Income Tax Expense - Components of the Company's Deferred Income Tax Assets (Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets:
Net operating loss carryforwards	$ 93,109	$ 101,325
Accrued product returns and rebates	20,627	22,150
Accrued compensation and stock based compensation	15,912	15,613
Operating lease liability	8,608	10,374
Capitalized research and development	47,103	29,953
Other	14,100	12,755
Total deferred tax assets	199,459	192,170
Less: valuation allowance	(66,725)	(60,866)	$ (59,598)	$ (70,529)
Total deferred tax asset, net of valuation allowance	132,734	131,304
Deferred tax liabilities:
Intangibles	(128,188)	(144,327)
Operating lease assets	(6,159)	(7,251)
Other	(3,348)	(4,689)
Total deferred tax liabilities	(137,695)	(156,267)
Net deferred tax liabilities	$ (4,961)	$ (24,963)