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, 2020		13,962,366
Balance, amount at Dec. 31, 2020	$ 23,628	$ 8,377	$ 26,346	$ (5,693)	$ (5,402)
Common stock issued net of issuance cost, shares		4,249,250
Common stock issued net of issuance cost, amount	11,559	$ 2,549	9,010	0	0
Common stock issued-restricted stock units, shares		87,383
Common stock issued-restricted stock units, amount	0	$ 53	(53)
Share-based compensation expense-stock options	253	0	253	0	0
Shared-based compensation expense-restricted stock units	306	0	306	0	0
Dividends declared ($0.09 per share)	1,427	0	0	1,427	0
Net loss	(1,701)	$ 0	0	(1,701)	0
Balance, shares at Dec. 31, 2021		18,298,999
Balance, amount at Dec. 31, 2021	32,618	$ 10,979	35,862	(8,821)	(5,402)
Common stock issued-restricted stock units, shares		135,698
Common stock issued-restricted stock units, amount	0	$ 82	(82)	0
Share-based compensation expense-stock options	271	0	271	0	0
Shared-based compensation expense-restricted stock units	404	0	404	0	0
Net loss	(11,633)	0	0	(11,633)	0
Dividends declared ($0.09 per share)	1,525	$ 0	0	1,525	0
Balance, shares at Dec. 31, 2022		18,434,697
Balance, amount at Dec. 31, 2022	$ 20,135	$ 11,061	$ 36,455	$ (21,979)	$ (5,402)