Net Loss Per Share - Schedule of Computation of Basic and Diluted Net Loss Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2025	Jun. 30, 2024
Numerator
Allocation of losses	$ (36,717)	$ (44,773)	$ (38,837)	$ (43,857)	$ (81,490)	$ (82,694)
Denominator
Net loss per share, diluted (in dollars per share)					$ (1.09)
Series A Preferred Stock
Numerator
Allocation of losses	$ (6,791)		$ (8,714)		$ (15,078)	$ (21,089)
Denominator
Weighted-average shares outstanding (in shares)	346,045		369,043		346,045	403,040
Weighted-average pre-funded warrants (in shares)	0		0		0	0
Number of shares used in per share computation, basic (in shares)	346,045		369,043		346,045	403,040
Number of shares used in per share computation, diluted (in shares)	346,045		369,043		346,045	403,040
Net loss per share, basic (in dollars per share)	$ (19.62)		$ (23.61)		$ (43.57)	$ (52.32)
Net loss per share, diluted (in dollars per share)	$ (19.62)		$ (23.61)		$ (43.57)	$ (52.32)
Series B Preferred Stock
Numerator
Allocation of losses	$ (327)		$ (3,370)		$ (726)	$ (8,084)
Denominator
Weighted-average shares outstanding (in shares)	16,667		142,745		16,667	154,503
Weighted-average pre-funded warrants (in shares)	0		0		0	0
Number of shares used in per share computation, basic (in shares)	16,667		142,745		16,667	154,503
Number of shares used in per share computation, diluted (in shares)	16,667		142,745		16,667	154,503
Net loss per share, basic (in dollars per share)	$ (19.62)		$ (23.61)		$ (43.57)	$ (52.32)
Net loss per share, diluted (in dollars per share)	$ (19.62)		$ (23.61)		$ (43.57)	$ (52.32)
Common Stock
Numerator
Allocation of losses	$ (29,599)		$ (26,753)		$ (65,686)	$ (53,521)
Denominator
Weighted-average shares outstanding (in shares)	60,333,838		45,214,616		60,300,073	40,738,639
Weighted-average pre-funded warrants (in shares)	0		101,648		0	175,824
Number of shares used in per share computation, basic (in shares)	60,333,838		45,316,264		60,300,073	40,914,463
Number of shares used in per share computation, diluted (in shares)	60,333,838		45,316,264		60,300,073	40,914,463
Net loss per share, basic (in dollars per share)	$ (0.49)		$ (0.59)		$ (1.09)	$ (1.31)
Net loss per share, diluted (in dollars per share)	$ (0.49)		$ (0.59)		$ (1.09)	$ (1.31)