Net Loss Per Share - Basic and diluted net income (loss) per share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Numerator:
Net loss for basic net loss per share attributable to common stockholders	$ (6,804)	$ (9,579)
Net loss for diluted net loss per share attributable to common stockholders	$ (6,804)	$ (9,579)
Denominator:
Weighted-average common shares outstanding, basic (in shares)	9,381,344	2,575,462
Weighted-average common shares outstanding, diluted (in shares)	9,381,344	2,575,462
Net loss per share attributable to common stockholders, basic (in dollars per share)	$ (0.73)	$ (3.72)
Net loss per share attributable to common stockholders, diluted (in dollars per share)	$ (0.73)	$ (3.72)