Borrowings - Milestone Rights - Additional Information (Detail) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Remaining milestone rights liability	$ 4,800	$ 4,800
Milestone liabilities	3,772	4,524
Milestone rights liability, current	1,700	1,700
Barings Global Milestone Rights
Debt Instrument [Line Items]
Milestone liabilities	$ 3,200	$ 3,200