Income Taxes - Loss Before Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Domestic	$ (160,542)	$ (116,178)	$ (111,101)
Foreign	1,316	1,091	1,276
Net loss before provision for income taxes	$ (159,226)	$ (115,087)	$ (109,825)