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Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
$ in Thousands
Common Stock [Member]
Additional Paid-in Capital [Member]
AOCI Attributable to Parent [Member]
Retained Earnings [Member]
Total
Balance at Dec. 31, 2021 $ 10 $ 31,840 $ 14 $ (12,312) $ 19,552
Balance, shares at Dec. 31, 2021 9,640,545        
Net income (loss) (740) (740)
Stock-based compensation 57 57
Exercise of stock options 17 17
Exercise of stock options, shares 4,000        
Balance at Mar. 31, 2022 $ 10 31,914 14 (13,052) 18,886
Balance, shares at Mar. 31, 2022 9,644,545        
Balance at Dec. 31, 2022 $ 10 32,859 14 (15,950) 16,933
Balance, shares at Dec. 31, 2022 9,644,545        
Net income (loss) 122 122
Stock-based compensation 143 143
Exercise of stock options, shares 125,000        
Other (14) (14)
Balance at Mar. 31, 2023 $ 10 $ 33,002 $ (15,828) $ 17,184
Balance, shares at Mar. 31, 2023 9,769,545