Net Loss Per Share - Schedule of Loss and Weighted Average Number of Shares Used in Computing Basic and Diluted Net Loss Per Share (Detail) - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Denominator:
Weighted average number of shares of common stock used in computing net loss per share, diluted	2,212,364	2,166,352	2,189,487	2,166,314
Net loss per share, diluted	$ (1.96)	$ (4.90)	$ (4.83)	$ (10.27)