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Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Allowance for accounts receivables $ 110 $ 75
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, shares authorized 1,000,000 1,000,000
Preferred Stock Shares Issued 500 500
Preferred stock, shares outstanding 500 500
Common stock, shares par value $ 0.01 $ 0.01
Common stock, shares authorized 50,000,000 50,000,000
Common stock, shares issued 32,236,177 31,873,428
Common stock, shares outstanding 32,236,177 31,873,428
Series A preferred stock    
Preferred stock, par value $ 0.01  
Preferred stock, shares authorized 20,000 20,000
Preferred stock, shares outstanding 500 500