Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Other [Member]	Retained Earnings [Member]	Total
Balance at Dec. 31, 2022	$ 31,000	$ 29,699,000		$ (16,532,000)	$ 13,198,000
Balance, shares at Dec. 31, 2022	3,148,219
Net Income				(2,985,000)	(2,985,000)
Employee compensation-stock option		74,000			74,000
Issuance of common stock		36,000			36,000
Issuance of common stock, shares	5,039
Exercise of pre-funded common stock warrants		14,000			14,000
Exercise of pre-funded warrants, shares	14,230
Other	$ 1,000	(1,000)	(6,000)		(6,000)
Balance at Mar. 31, 2023	$ 32,000	29,822,000	(6,000)	(19,517,000)	10,331,000
Balance, shares at Mar. 31, 2023	3,167,488
Balance at Dec. 31, 2023	$ 64,000	33,429,000		(25,915,000)	7,578,000
Balance, shares at Dec. 31, 2023	6,418,061
Net Income				(2,367,000)	(2,367,000)
Employee compensation-stock option		19,000			19,000
Balance at Mar. 31, 2024	$ 64,000	$ 33,448,000		$ (28,282,000)	$ 5,230,000
Balance, shares at Mar. 31, 2024	6,418,061