STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid In Capital [Member]	Accumulated Deficit [Member]
Balance at Dec. 31, 2022	$ 38,555	$ 2	$ 919,180	$ (880,627)
Balance (in shares) at Dec. 31, 2022		1,602,738
Stock-based compensation	2,800		2,800
Issuance of common stock, net of expenses	92		92
Issuance of common stock, net of expenses (in shares)		1,442
Cancelled restricted common stock (in shares)		(2,928)
Net loss	(35,140)			(35,140)
Balance at Dec. 31, 2023	6,307	$ 2	922,072	(915,767)
Balance (in shares) at Dec. 31, 2023		1,601,252
Stock-based compensation	435		435
Net loss	(4,679)			(4,679)
Balance at Dec. 31, 2024	$ 2,063	$ 2	$ 922,507	$ (920,446)
Balance (in shares) at Dec. 31, 2024		1,601,252