Consolidated Statements of Stockholders’ Equity - USD ($) $ in Thousands	Common Stock	Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss	Total
Balance at Dec. 31, 2020	$ 12	$ 29,571	$ (27,394)	$ (952)	$ 1,237
Balance (in Shares) at Dec. 31, 2020	11,558
Net earnings (loss)			84		84
Recognized pension loss, net of taxes				21	21
Issuance of stock, net of offering costs	$ 1	491			492
Issuance of stock, net of offering costs (in Shares)	788
Exercised stock options		11			11
Exercised stock options (in Shares)	55
Exercised stock warrants		61			61
Exercised stock warrants (in Shares)	87
Stock awards for directors’ fees and employee compensation		427			427
Stock awards for directors’ fees and employee compensation (in Shares)	318
Subordinated convertible debt discount		186			186
Conversion of subordinated convertible debt		204			204
Conversion of subordinated convertible debt (in Shares)	205
Stock-based Compensation		562			562
Balance at Dec. 31, 2021	$ 13	31,513	(27,310)	(931)	3,285
Balance (in Shares) at Dec. 31, 2021	13,011
Net earnings (loss)			(2,920)		(2,920)
Recognized pension loss, net of taxes				(53)	(53)
Stock awards for directors’ fees and employee compensation		129			129
Stock awards for directors’ fees and employee compensation (in Shares)	234
Conversion of subordinated convertible debt		62			62
Conversion of subordinated convertible debt (in Shares)	104
Stock-based Compensation		571			571
Balance at Dec. 31, 2022	$ 13	$ 32,275	$ (30,230)	$ (984)	$ 1,074
Balance (in Shares) at Dec. 31, 2022	13,349