CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings (Accumulated Deficit)	Treasury Stock
Balance, shares at Dec. 31, 2021		3,659,800
Balance, amount at Dec. 31, 2021	$ 32,618	$ 2,196	$ 44,645	$ (8,821)	$ (5,402)
Common stock issued-restricted stock units, shares		27,139
Common stock issued-restricted stock units, amount	0	$ 16	(16)
Share-based compensation expense-stock options	271	0	271	0	0
Shared-based compensation expense-restricted stock units	404	0	404	0	0
Dividends declared ($0.03 per share)	(1,525)	0	0	(1,525)	0
Net loss	(11,633)	$ 0	0	(11,633)	0
Balance, shares at Dec. 31, 2022		3,686,939
Balance, amount at Dec. 31, 2022	20,135	$ 2,212	45,304	(21,979)	(5,402)
Common stock issued-restricted stock units, shares		85,422
Common stock issued-restricted stock units, amount	0	$ 46	(46)	0	0
Share-based compensation expense-stock options	200	0	200	0	0
Shared-based compensation expense-restricted stock units	1,143	0	1,143	0	0
Net loss	(2,230)	$ 0	0	(2,230)	0
Common stock issued, shares		94,376
Common stock issued, amount	$ 1,063	$ 59	1,004	0	0
Common stock issued-stock options, shares	4,000	345
Common stock issued-stock options, amount	$ 0	$ 3	(3)	0	0
Common stock warrants issued	1,000	$ 0	1,000	0	0
Balance, shares at Dec. 31, 2023		3,867,082
Balance, amount at Dec. 31, 2023	$ 21,311	$ 2,320	$ 48,602	$ (24,209)	$ (5,402)