Organization - Additional Information (Details) $ in Thousands	1 Months Ended
	Jul. 31, 2024	Jan. 31, 2024 shares	Mar. 31, 2025 USD ($) shares	Dec. 31, 2024 USD ($) shares	Jul. 17, 2024 shares	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Cash, cash equivalents and restricted cash | $			$ 319	$ 1,091		$ 4,145	$ 6,062
Accumulated deficit | $			$ 921,519	$ 920,446
Common stock, shares outstanding			1,601,252	1,601,252
Common stock, shares authorized			5,000,000	5,000,000
Minimum required amount of stockholder equity | $				$ 2,500
Total stockholders' equity | $			$ 1,058	2,063		4,797	6,307
Maximum [Member]
Common stock, shares authorized		520,000,000			34,666,667
Minimum [Member]
Common stock, shares authorized		34,666,667			5,000,000
Common Stock [Member]
Common stock, shares outstanding			1,601,252
Common stock reserved for future issuance			71,792
Stock split conversion ratio	1	1
Total stockholders' equity | $			$ 2	$ 2		$ 2	$ 2