Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance at Dec. 31, 2023		$ 24	$ 1,183,804	$ (1,170,279)		$ 13,549
Temporary equity, Balance, shares at Dec. 31, 2023	300
Balance at Dec. 31, 2023	$ 32,755
Balance, shares at Dec. 31, 2023		15,953
Stock-based compensation			3,395			3,395
Balance	655		(655)			(655)
Unrealized loss on available for sale debt securities
Net loss				(8,473)		(8,473)
Restricted stock vesting			(106)			(106)
Balance, shares		143
Balance at Mar. 31, 2024		$ 24	1,186,438	(1,178,752)		7,710
Temporary equity, Balance, shares at Mar. 31, 2024	300
Temporary equity, Balance at Mar. 31, 2024	$ 33,410
Balance, shares at Mar. 31, 2024		16,096
Balance at Dec. 31, 2023		$ 24	1,183,804	(1,170,279)		13,549
Temporary equity, Balance, shares at Dec. 31, 2023	300
Balance at Dec. 31, 2023	$ 32,755
Balance, shares at Dec. 31, 2023		15,953
Unrealized loss on available for sale debt securities						666
Balance at Dec. 31, 2024		$ 24	1,184,505	(1,178,415)	666	6,780
Temporary equity, Balance, shares at Dec. 31, 2024	300
Temporary equity, Balance at Dec. 31, 2024	$ 35,455
Balance, shares at Dec. 31, 2024		16,096
Stock-based compensation			108			108
Balance	709		(709)			(709)
Unrealized loss on available for sale debt securities					(74)	(74)
Net loss				(1,211)		(1,211)
Balance at Mar. 31, 2025		$ 24	$ 1,183,904	$ (1,179,626)	$ 592	$ 4,894
Temporary equity, Balance, shares at Mar. 31, 2025	300
Temporary equity, Balance at Mar. 31, 2025	$ 36,164
Balance, shares at Mar. 31, 2025		16,096