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Condensed Consolidated Statements of Changes in Stockholders’ Equity - USD ($)
$ in Thousands
Common Stock
Additional Paid in Capital
Treasury Stock
Accumulated Deficit
Total
Balance at beginning of period at Dec. 31, 2017 $ 1 $ 6,933   $ (104,556) $ (97,622)
Balance at beginning of period (in shares) at Dec. 31, 2017 5,690,083        
Increase (Decrease) in Stockholders’ Equity          
Repurchase of Preferred Stock       (425) (425)
Repurchase of Common Stock     $ (884) (321) (1,205)
Repurchase of Common Stock (in shares) (589,320)        
Non-cash contribution   414     414
Stock option exercise   46     46
Options exercised (in shares) 34,018        
Impact of adoption of 2016- 09   213   (213)  
Stock-based compensation   2,304     2,304
Net income (loss)       2,186 2,186
Balance at end of period at Sep. 30, 2018 $ 1 9,910 (884) (103,329) (94,302)
Balance at end of period (in shares) at Sep. 30, 2018 5,134,781        
Balance at beginning of period at Jun. 30, 2018 $ 1 9,075   (101,872) (92,796)
Balance at beginning of period (in shares) at Jun. 30, 2018 5,694,895        
Increase (Decrease) in Stockholders’ Equity          
Repurchase of Common Stock     (884) (321) (1,205)
Repurchase of Common Stock (in shares) (589,321)        
Stock option exercise   39     39
Options exercised (in shares) 29,207        
Stock-based compensation   796     796
Net income (loss)       (1,136) (1,136)
Balance at end of period at Sep. 30, 2018 $ 1 9,910 (884) (103,329) (94,302)
Balance at end of period (in shares) at Sep. 30, 2018 5,134,781        
Balance at beginning of period at Dec. 31, 2018 $ 1 10,622 (884) (104,854) $ (95,115)
Balance at beginning of period (in shares) at Dec. 31, 2018 5,155,407       5,155,407
Increase (Decrease) in Stockholders’ Equity          
Repurchase of Common Stock     (124) (58) $ (182)
Repurchase of Common Stock (in shares) (26,659)        
Stock option exercise   5,007     $ 5,007
Options exercised (in shares) 4,917,957       4,917,057
Stock-based compensation   3,209     $ 3,209
Net income (loss)       (4,169) (4,169)
Balance at end of period at Sep. 30, 2019 $ 1 18,838 (1,008) (109,081) $ (91,250)
Balance at end of period (in shares) at Sep. 30, 2019 10,046,705       10,046,705
Balance at beginning of period at Jun. 30, 2019 $ 1 12,182 (884) (100,813) $ (89,514)
Balance at beginning of period (in shares) at Jun. 30, 2019 5,187,474        
Increase (Decrease) in Stockholders’ Equity          
Repurchase of Common Stock     (124) (58) (182)
Repurchase of Common Stock (in shares) (26,659)        
Stock option exercise   4,976     4,976
Options exercised (in shares) 4,885,890        
Stock-based compensation   1,680     1,680
Net income (loss)       (8,210) (8,210)
Balance at end of period at Sep. 30, 2019 $ 1 $ 18,838 $ (1,008) $ (109,081) $ (91,250)
Balance at end of period (in shares) at Sep. 30, 2019 10,046,705       10,046,705