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CONSOLIDATED STATEMENTS OF SHAREHOLDERS EQUITY - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-In Capital
Retained Earnings (Accumulated Deficit)
Balance, Shares at Dec. 31, 2020   58,108,366    
Balance, amount at Dec. 31, 2020 $ 23,502 $ 581 $ 70,514 $ (47,593)
Stock option expense 124 $ 0 124 0
Issuance of shares - option exercises, Shares   185,000    
Issuance of shares - option exercises, Amount 83 $ 2 81  
Issuance of shares - ATM, net, Shares   643,033    
Issuance of shares - ATM, net, Amount 299 $ 6 293  
Issuance of shares - private placement, Shares   3,100,000    
Issuance of shares - private placement, Amount 1,542 $ 31 1,511  
Net loss (2,367) $ 0 0 (2,367)
Balance, Shares at Dec. 31, 2021   62,036,399    
Balance, amount at Dec. 31, 2021 23,183 $ 620 72,523 (49,960)
Stock option expense 338   338  
Issuance of shares - option exercises, Shares   114,250    
Issuance of shares - option exercises, Amount 30 $ 1 29  
Issuance of shares - ATM, net, Shares   2,650,724    
Issuance of shares - ATM, net, Amount 2,023 $ 27 1,996  
Net loss (3,928) $ 0 0 (3,928)
Balance, Shares at Dec. 31, 2022   64,801,373    
Balance, amount at Dec. 31, 2022 $ 21,646 $ 648 $ 74,886 $ (53,888)