Net Loss Per Share Attributable to Common Stockholders - Schedule of Computation of Basic and Diluted Net Loss Per Share Attributable to Common Stockholders (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
Numerator:
Net loss attributable to common stockholders	$ (15,140)	$ (16,268)	$ (15,517)	$ (13,332)	$ (11,832)	$ (10,457)	$ (46,925)	$ (35,621)
Denominator:
Weighted-average shares used in computing net loss per share attributable to common stockholders, basic	31,855,051			31,529,417			31,652,318	28,379,743
Weighted-average shares used in computing net loss per share attributable to common stockholders, diluted	31,855,051			31,529,417			31,652,318	28,379,743
Net loss per share attributable to common stockholders, basic	$ (0.48)			$ (0.42)			$ (1.48)	$ (1.26)
Net loss per share attributable to common stockholders, diluted	$ (0.48)			$ (0.42)			$ (1.48)	$ (1.26)