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Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Common Stock
In treasury
Additional Paid-In Capital
Retained Earnings / Accumulated Deficit
Other Comprehensive Income / Loss
Total
Beginning Balance, Shares issued at Dec. 31, 2014 17,274,000          
Beginning Balance, Treasury stock shares at Dec. 31, 2014   (928,000)        
Beginning Balance, Amount at Dec. 31, 2014 $ 6,509 $ (8,188) $ 2,033 $ 44,544 $ (198) $ 44,700
Other comprehensive income         127 127
Treasury stock purchased, Shares   (136,000)        
Treasury stock purchased, Amount   $ (1,542)       (1,542)
Net income       1,972   1,972
Ending Balance, Shares issued at Dec. 31, 2015 17,274,000          
Ending Balance, Treasury stock shares at Dec. 31, 2015   (1,064,000)        
Ending Balance, Amount at Dec. 31, 2015 $ 6,509 $ (9,730) 2,033 46,516 (71) 45,257
Other comprehensive income         71 71
Treasury stock purchased, Shares   (69,000)        
Treasury stock purchased, Amount   $ (738)       (738)
Issuance of common stock in connection with stock-based compensation, shares 12,000          
Issuance of common stock in connection with stock-based compensation $ 117   12     129
Issuance of common stock on exercise of stock options, shares 1,000          
Issuance of common stock on exercise of stock options, value $ 11   18     29
Share-based compensation     135     135
Net income       3,479   $ 3,479
Ending Balance, Shares issued at Dec. 31, 2016 17,274,000         16,154,000
Ending Balance, Treasury stock shares at Dec. 31, 2016   (1,120,000)        
Ending Balance, Amount at Dec. 31, 2016 $ 6,509 $ (10,340) $ 2,198 $ 49,995 $ 0 $ 48,362