Income Taxes - Components of Loss Before Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
U.S. operations	$ (102,354)	$ (58,517)
Non-U.S. operations	100	100
Loss before income taxes	$ (102,254)	$ (58,417)