Accrued Expenses and Other Current Liabilities (Detail) - USD ($) $ in Thousands		Mar. 31, 2025	Dec. 31, 2024
Payables and Accruals [Abstract]
Salary and related expenses		$ 20,589	$ 20,570
Discounts and allowances for commercial product sales		7,541	9,393
Accrued interest	[1]	4,437	303
Deferred lease liability		2,373	2,423
Current portion of milestone rights liability	[2]	639	639
Professional fees		576	1,311
Returns reserve for acquired product	[3]	313	804
Other		3,635	4,850
Accrued expenses and other current liabilities		$ 40,103	$ 40,293

[1] As of March 31, 2025, accrued interest includes $4.4 million related to a milestone payment of $5.0 million to be paid in the second quarter of 2025. See Note 14 – Commitments and Contingencies under Contingencies — Milestone Rights.

[2] See Note 14 – Commitments and Contingencies under Contingencies — Milestone Rights.

[3] See Note 14 – Commitments and Contingencies under Loss Contingencies — Returns Reserve for Acquired Product.