Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical) (Unaudited)

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Condensed Consolidated Balance Sheets (Parenthetical) (Unaudited) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Statement of Financial Position [Abstract]    
Receivables, allowance for doubtful accounts $ 44 $ 45
Property and equipment, accumulated depreciation and amortization $ 2,579 $ 2,520
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 29,750,000 29,750,000
Common stock, shares issued (in shares) 13,528,102 13,553,409
Common stock, shares outstanding (in shares) 13,528,102 13,553,409
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, shares authorized (in shares) 250,000 250,000
Preferred stock, shares issued (in shares) 0 0
Preferred stock, shares outstanding (in shares) 0 0