CONSOLIDATED STATEMENTS OF CHANGES IN MEZZANINE EQUITY AND SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	At-the-market Offering	Private Placement	Common stock	Common stock At-the-market Offering	Common stock Private Placement	Additional paid-in capital	Additional paid-in capital At-the-market Offering	Additional paid-in capital Private Placement	Accumulated other comprehensive income	Accumulated deficit
Beginning balance (in shares) at Dec. 31, 2022	3,000
Beginning balance at Dec. 31, 2022	$ 211
Increase (Decrease) in Temporary Equity [Roll Forward]
Redemption of convertible preferred stock	(3,000)
Redemption of convertible preferred stock	$ (211)
Ending balance (in shares) at Dec. 31, 2023	0
Ending balance at Dec. 31, 2023	$ 0
Beginning balance (shares) at Dec. 31, 2022				3,229,704
Beginning balance at Dec. 31, 2022	31,202			$ 0			$ 693,937			$ 0	$ (662,735)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Vesting of restricted stock units, net of withholding for tax and shares issued under employee share purchase plan (in shares)				50,214
Vesting of restricted stock units, net of withholding for tax, and shares issued under employee share purchase plan	(18)						(18)
Share-based compensation	3,305						3,305
Redemption of convertible preferred stock	(149)										(149)
Issuance of common stock, net of issuance costs (in shares)					34,589
Issuance of common stock, net of issuance costs		$ 156						$ 156
Issuance of common stock and pre-funded warrants, under Private Placement, net of $5,486 of issuance costs (in shares)						10,652,543
Issuance of common stock and pre-funded warrants in Private Placement, net of $5,486 in issuance costs			$ 82,665			$ 1			$ 82,664
Cashless exercise of pre-funded warrants (in shares)				131,838
Unrealized gains (losses) from marketable securities	26									26
Net income (Loss)	$ (28,452)										(28,452)
Ending balance (shares) at Dec. 31, 2023	14,098,888			14,098,888
Ending balance at Dec. 31, 2023	$ 88,735			$ 1			780,044			26	(691,336)
Ending balance (in shares) at Dec. 31, 2024	0
Ending balance at Dec. 31, 2024	$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Vesting of restricted stock units, net of withholding for tax and shares issued under employee share purchase plan (in shares)				91,302
Vesting of restricted stock units, net of withholding for tax, and shares issued under employee share purchase plan	(112)						(112)
Share-based compensation	3,303						3,303
Cashless exercise of pre-funded warrants (in shares)				639,823
Unrealized gains (losses) from marketable securities	(6)									(6)
Net income (Loss)	$ (39,834)										(39,834)
Ending balance (shares) at Dec. 31, 2024	14,830,013			14,830,013
Ending balance at Dec. 31, 2024	$ 52,086			$ 1			$ 783,235			$ 20	$ (731,170)