Revenue Recognition - Summarize Activity of the Net Product Revenue Allowance and Reserve Categories (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Valuation And Qualifying Accounts Disclosure [Line Items]
Beginning balance	$ 191,521	$ 282,226
Provision related to current period sales	190,711	179,774
Provision related to prior period sales	(5,482)	(301)
Credits/payments made for current period sales	(121,001)	(76,832)
Credits/payments made for prior period sales	(89,361)	(139,615)
Ending balance	166,388	245,252
Trade Allowances
Valuation And Qualifying Accounts Disclosure [Line Items]
Beginning balance	44,626	86,636
Provision related to current period sales	22,313	22,697
Credits/payments made for current period sales	(11,534)	(2,753)
Credits/payments made for prior period sales	(36,485)	(13,536)
Ending balance	18,920	93,044
Rebates, Chargebacks and Discounts
Valuation And Qualifying Accounts Disclosure [Line Items]
Beginning balance	136,093	184,756
Provision related to current period sales	162,858	148,203
Provision related to prior period sales	(5,589)	(301)
Credits/payments made for current period sales	(105,542)	(67,700)
Credits/payments made for prior period sales	(51,460)	(123,099)
Ending balance	136,360	141,859
Product Returns
Valuation And Qualifying Accounts Disclosure [Line Items]
Beginning balance	8,746	8,089
Provision related to current period sales	532	549
Credits/payments made for prior period sales	(577)	(350)
Ending balance	8,701	8,288
Other Incentives
Valuation And Qualifying Accounts Disclosure [Line Items]
Beginning balance	2,056	2,745
Provision related to current period sales	5,008	8,325
Provision related to prior period sales	107
Credits/payments made for current period sales	(3,925)	(6,379)
Credits/payments made for prior period sales	(839)	(2,630)
Ending balance	$ 2,407	$ 2,061