XML 21 R22.htm IDEA: XBRL DOCUMENT v3.2.0.727
Computation of Earnings per Share - Summary of net income per share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2015
Jun. 30, 2014
Earnings Per Share [Abstract]        
Net income $ 319 $ 865 $ 591 $ 1,746
Shares outstanding:        
Weighted average common shares outstanding (in shares) 22,867 22,630 22,866 22,628
Additional dilutive common stock equivalents (in shares) 162 207 92 141
Diluted shares outstanding (in shares) 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