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Earnings Per Share
6 Months Ended
Jun. 30, 2013
Earnings Per Share [Abstract]  
Earnings Per Share [TextBlock]

NOTE B Earnings Per Share

Basic earnings per share is calculated by dividing net earnings by the weighted-average number of shares of Common Stock outstanding during the period. Diluted earnings per share is calculated similarly but includes potential dilution from the exercise of stock options and stock awards, except when the effect would be anti-dilutive.

 

The computation of basic and diluted earnings per common share is as follows (in thousands, except per share data):

 

   Three Months Ended  Six Months Ended
   June 30,  June 30,
   2013  2012  2013  2012
BASIC            
Weighted average number of common shares outstanding            
used in computing basic earnings per share   46,148   45,642   46,085   45,551
             
Net income attributable to common stockholders $ 8,635 $ 6,653 $ 6,709 $ 11,524
             
Earnings per share attributable to common stockholders $ 0.19 $ 0.15 $ 0.15 $ 0.25
             
DILUTED            
Weighted average number of common shares outstanding            
used in computing basic earnings per share   46,148   45,642   46,085   45,551
Add: Assumed exercise of stock options and stock awards   1,359   1,217   1,298   1,365
    47,507   46,859   47,383   46,916
             
Net income attributable to common stockholders $ 8,635 $ 6,653 $ 6,709 $ 11,524
             
Earnings per share attributable to common stockholders $ 0.18 $ 0.14 $ 0.14 $ 0.25