Condensed Consolidated Statements of Changes in Stockholders' Equity (Deficit) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Treasury Stock [Member]	Total
Balance at Dec. 31, 2023	$ 464	$ 548,304	$ (549,945)	$ (5,168)	$ (6,345)
Net income (loss)	0	0	(1,839)	0	(1,839)
Balance at Mar. 31, 2024	464	548,304	(551,784)	(5,168)	(8,184)
Balance at Dec. 31, 2023	464	548,304	(549,945)	(5,168)	(6,345)
Net income (loss)					(3,774)
Balance at Jun. 30, 2024	849	551,591	(553,719)	0	(1,279)
Balance at Mar. 31, 2024	464	548,304	(551,784)	(5,168)	(8,184)
Net income (loss)	0	0	(1,935)	0	(1,935)
Sale of common stock - Equity Offering	385	3,287	0		8,840
Sale of common stock - Equity Offering				5,168
Balance at Jun. 30, 2024	849	551,591	(553,719)	0	(1,279)
Balance at Dec. 31, 2024	849	551,591	(556,565)	0	(4,125)
Net income (loss)	0	0	(1,592)	0	(1,592)
Balance at Mar. 31, 2025	849	551,591	(558,157)	0	(5,717)
Balance at Dec. 31, 2024	849	551,591	(556,565)	0	(4,125)
Net income (loss)					(2,675)
Balance at Jun. 30, 2025	849	551,591	(559,240)	0	(6,800)
Balance at Mar. 31, 2025	849	551,591	(558,157)	0	(5,717)
Net income (loss)	0	0	(1,083)	0	(1,083)
Balance at Jun. 30, 2025	$ 849	$ 551,591	$ (559,240)	$ 0	$ (6,800)