Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Total
Common Stock [Member]
Additional Paid-in Capital [Member]
Accumulated Deficit [Member]
Accumulated Other Comprehensive Income (Loss) [Member]
Treasury Stock [Member]
Beginning Balance at Dec. 31, 2012 $ 52,888 $ 165 $ 64,694 $ (3,869) $ (433) $ (7,669)
Beginning Balance, Shares at Dec. 31, 2012   16,539,621       1,323,537
Net income 3,202     3,202    
Other comprehensive income 180       180  
Issuance of common stock for stock options exercised 1,218 $ 4 1,214      
Issuance of common stock for stock options exercised, Shares   307,425        
Vested restricted stock units 1 $ 1        
Vested restricted stock units, shares   112,284        
Excess tax benefits from stock-based compensation awards 31   31      
Stock based compensation expense 1,253   1,253      
Repurchase of common stock at cost (373)         $ (373)
Repurchase of common stock at cost, shares           56,582
Common stock cash dividend paid (1,838)   (1,838)      
Ending Balance at Dec. 31, 2013 56,562 $ 170 65,354 (667) (253) $ (8,042)
Ending Balance, Shares at Dec. 31, 2013   16,959,330       1,380,119
Net income 3,915     3,915    
Other comprehensive income (2,112)       (2,112)  
Issuance of common stock 10,490 $ 16 10,474      
Issuance of common stock,shares   1,644,500        
Issuance of common stock for stock options exercised 343 $ 1 342      
Issuance of common stock for stock options exercised, Shares   103,064        
Vested restricted stock units 1 $ 1        
Vested restricted stock units, shares   71,542        
Excess tax benefits from stock-based compensation awards 225   225      
Stock based compensation expense 1,302   1,302      
Repurchase of common stock at cost (211)         $ (211)
Repurchase of common stock at cost, shares           27,092
Common stock cash dividend paid (2,308)   (2,308)      
Ending Balance at Dec. 31, 2014 68,207 $ 188 75,389 3,248 (2,365) $ (8,253)
Ending Balance, Shares at Dec. 31, 2014   18,778,436       1,407,211
Net income 7,758     7,758    
Other comprehensive income (1,684)       (1,684)  
Issuance of common stock for stock options exercised $ 4,836 $ 9 4,827      
Issuance of common stock for stock options exercised, Shares 906,936 906,936        
Vested restricted stock units $ 0          
Vested restricted stock units, shares   62,949        
Excess tax benefits from stock-based compensation awards 454   454      
Stock based compensation expense 1,424   1,424      
Repurchase of common stock at cost (266)         $ (266)
Repurchase of common stock at cost, shares           23,928
Common stock cash dividend paid (2,845)     (2,845)    
Ending Balance at Dec. 31, 2015 $ 77,884 $ 197 $ 82,094 $ 8,161 $ (4,049) $ (8,519)
Ending Balance, Shares at Dec. 31, 2015   19,748,321       1,431,139