Product Revenue Reserves and Allowances - Product Revenue Allowance and Reserves (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Disclosure Of Product Revenue Reserves And Allowances [Line Items]
Beginning balance	$ 3,353	$ 1,712
Provision related to sales in the current year	17,306	13,396
Adjustments related to prior period sales		(272)
Deductions applied and payments made	(18,771)	(11,483)
Ending balance	1,888	3,353
Chargebacks, Discounts and Fees [Member]
Disclosure Of Product Revenue Reserves And Allowances [Line Items]
Beginning balance	1,153	574
Provision related to sales in the current year	10,970	7,274
Adjustments related to prior period sales		(50)
Deductions applied and payments made	(11,264)	(6,645)
Ending balance	859	1,153
Government and Other Rebates [Member]
Disclosure Of Product Revenue Reserves And Allowances [Line Items]
Beginning balance	1,821	535
Provision related to sales in the current year	5,520	5,337
Adjustments related to prior period sales		(22)
Deductions applied and payments made	(7,183)	(4,029)
Ending balance	158	1,821
Returns [Member]
Disclosure Of Product Revenue Reserves And Allowances [Line Items]
Beginning balance	379	603
Provision related to sales in the current year	816	785
Adjustments related to prior period sales		(200)
Deductions applied and payments made	(324)	(809)
Ending balance	$ 871	$ 379