Accrued Expenses and Other Current Liabilities (Detail) - USD ($) $ in Thousands		Mar. 31, 2024	Dec. 31, 2023
Payables And Accruals [Abstract]
Salary and related expenses		$ 20,821	$ 19,506
Discounts and allowances for commercial product sales		8,800	9,541
Accrued interest		680	2,153
State income tax liability		1,825	1,561
Deferred lease liability		1,611	1,423
Professional fees		604	979
Current portion of milestone rights liability		752	752
Returns reserve for acquired product	[1]	1,633	601
Danbury facility buildout		98	316
Other		5,467	5,204
Accrued expenses and other current liabilities		$ 42,291	$ 42,036

[1] See Note 14 – Commitments and Contingencies.