Income Taxes - Schedule of Domestic and Foreign Components of Loss before Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Domestic	$ (89,565)	$ (77,671)
Foreign	(191)	(609)
Loss before income taxes	$ (89,756)	$ (78,280)