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Condensed Consolidated Balance Sheets (Parentheticals) - USD ($)
$ in Thousands
Mar. 31, 2022
Dec. 31, 2021
Allowance for doubtful accounts (in Dollars) $ 1,415 $ 1,415
Inventory, net of reserves (in Dollars) $ 942 $ 942
Common stock, par value (in Dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized 50,000,000 50,000,000
Common stock, shares issued 26,542,890 22,207,103
Common stock, shares outstanding 26,542,890 22,207,103
Preferred stock, par value (in Dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized 2,895,000 2,895,000
Preferred stock, shares issued
Preferred stock, shares outstanding
Preferred A Stock    
Preferred stock, par value (in Dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized 105,000 105,000
Preferred stock, shares issued
Preferred stock, shares outstanding