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Computation of Earnings per Share (Tables)
6 Months Ended
Jun. 30, 2015
Earnings Per Share [Abstract]  
Schedule of net income per share

 

                         
    Three Months Ended
June 30,
  Six Months Ended
June 30,
 
    2015   2014   2015   2014  
                           
Net income   $ 319   $ 865   $ 591   $ 1,746  
                           
Shares outstanding:                          
Weighted-average common shares outstanding     22,867     22,630     22,866     22,628  
Additional dilutive common stock equivalents     162     207     92     141  
Diluted shares outstanding     23,029     22,837     22,958     22,769  
                           
Net income per share – basic   $ 0.01   $ 0.04   $ 0.03   $ 0.08  
Net income per share - diluted   $ 0.01   $ 0.04   $ 0.03   $ 0.08