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Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Accounts receivable, net of allowance for doubtful accounts of $180 and $323 respectively $ 180 $ 323
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, shares authorized 2,500,000 2,500,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 50,000,000 50,000,000
Common stock, shares issued 16,700,850 15,947,228
Series A Preferred Stock [Member]    
Preferred stock, shares authorized 100,000 100,000
Series B Preferred Stock [Member]    
Preferred stock, shares authorized 100,000 100,000