Net Loss Per Share - Schedule of Basic and Diluted Net Loss per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Numerator:
Net loss attributable to common stockholders, basic	$ (20,724)	$ (21,875)
Net loss attributable to common stockholders, diluted	$ (20,724)	$ (21,875)
Denominator:
Weighted-average shares used in computing net loss per share attributable to common stockholders, basic (in shares)	8,736,862	8,020,013
Weighted-average shares used in computing net loss per share attributable to common stockholders, diluted (in shares)	8,736,862	8,020,013
Net loss per share attributable to common stockholders, basic (in dollars per share)	$ (2.37)	$ (2.73)
Net loss per share attributable to common stockholders, diluted (in dollars per share)	$ (2.37)	$ (2.73)