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Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Dec. 31, 2018
Statement of Financial Position [Abstract]      
Allowance for doubtful accounts - accounts receivable $ 845 $ 354 $ 374
Software accumulated amortization $ 3,016 $ 3,341 $ 2,973
Series A cumulative preferred stock, percentage 10.00% 10.00% 10.00%
Preferred stock series A, par value per share $ 0.005 $ 0.005 $ 0.005
Preferred stock series A, liquidation preference $ 156 $ 156 $ 156
Preferred stock series A, shares authorized 156,000 156,000 156,000
Preferred stock series A, shares issued 156,000 156,000 156,000
Preferred stock series A, shares outstanding 156,000 156,000 156,000
Common stock, par value $ 0.005 $ 0.005 $ 0.005
Common stock, shares authorized 15,000,000 15,000,000 15,000,000
Common stock, shares issued 2,952,000 2,901,000 2,875,000
Common stock, shares outstanding 2,952,000 2,901,000 2,875,000
Treasury stock, shares 10,000 10,000 10,000