Summary of Net Deferred Tax Assets Valuation Allowance (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Balance at beginning of period	$ 59,996	$ 62,441	$ 62,699
Increases in valuation allowance	1,407		459
Decreases in valuation allowance	(5,358)	(2,445)	(717)
Balance at end of period	$ 56,045	$ 59,996	$ 62,441