Description of the Business - Additional Information (Detail) - USD ($) $ in Thousands	57 Months Ended
	Jun. 30, 2022	Dec. 31, 2021
Subsidiary, Sale of Stock [Line Items]
Accumulated Deficit	$ 917,096	$ 811,534
Funds raised through Series A and Series B Convertible Preferred Stock, convertible note financings and completed IPO	$ 942,000