Accrued Expenses and Other Current Liabilities - Summary of Accrued Expenses and Other Current Liabilities (Detail) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Payables and Accruals [Abstract]
Accrued bonus	$ 1,697	$ 2,819
Accrued royalties	144	110
Accrued wages and benefits	942	1,281
Accrued clinical study expenses	12	292
Accrued consulting service expenses	111	401
Other accrued expenses	479	713
Total	$ 3,385	$ 5,616