Net Loss Per Share Attributable to Common Stockholders - Schedule of Net Loss Per Share Attributable to Common Stockholders, Basic and Diluted (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022	Jun. 30, 2021
Numerator
Net loss	$ (17,234)	$ (9,036)	$ (5,083)	$ (2,432)	$ (26,270)	$ (7,515)
Convertible preferred stock cumulative and undeclared dividends	0		(39)		0	(196)
Net loss attributable to common stockholders	$ (17,234)		$ (5,122)		$ (26,270)	$ (7,711)
Denominator
Weighted Average Number of Shares Outstanding, Basic	55,308,273		49,187,285		55,071,368	43,556,107
Weighted Average Number of Shares Outstanding, Diluted	55,308,273		49,187,285		55,071,368	43,556,107
Earnings Per Share, Basic	$ (0.31)		$ (0.10)		$ (0.48)	$ (0.18)
Earnings Per Share, Diluted	$ (0.31)		$ (0.10)		$ (0.48)	$ (0.18)