Net Loss Per Share - Basic and Diluted Net Earnings (loss) Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Sep. 30, 2021
Earnings Per Share [Abstract]
Net loss	$ (16,640)	$ (11,552)	$ (11,808)	$ (11,406)	$ (12,007)	$ (21,002)	$ (40,000)	$ (44,415)
Weighted-average shares used in computing net loss per share, basic (in shares)	43,424,172			2,925,957			20,150,459	2,897,850
Weighted-average shares used in computing net loss per share, diluted (in shares)	43,424,172			2,925,957			20,150,459	2,897,850
Earnings Per Share
Net loss per share attributable to common stockholders, diluted (in shares)	$ (0.38)			$ (3.90)			$ (1.99)	$ (15.33)
Net loss per share attributable to common stockholders, basic (in shares)	$ (0.38)			$ (3.90)			$ (1.99)	$ (15.33)