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Earnings Per Share
6 Months Ended
Jun. 30, 2011
Earnings Per Share [Abstract]  
EARNINGS PER SHARE
NOTE 4. EARNINGS PER SHARE
Basic earnings per share (“EPS”) is computed by dividing income available to common stockholders by the weighted-average number of common shares outstanding during the period. The computation of diluted EPS is similar to the computation of basic EPS except that the numerator is increased to exclude charges which would not have been incurred, and the denominator is increased to include the number of additional common shares that would have been outstanding (using the if-converted and treasury stock methods), if securities containing potentially dilutive common shares (stock options and restricted stock units) had been converted to common shares, and if such assumed conversion is dilutive.
The following is a reconciliation of our weighted-average shares outstanding used in the calculation of basic and diluted earnings per share for the three months and six months ended June 30, 2011 and 2010 (in thousands, except per share data):
                                 
    Three Months Ended June 30,     Six Months Ended June 30,  
    2011     2010     2011     2010  
 
                               
Income from continuing operations, net of income taxes
  $ 13,512     $ 11,457     $ 32,278     $ 16,307  
 
                       
 
                               
Basic weighted-average shares outstanding
    43,571       42,806       43,505       42,440  
Assumed exercise of dilutive stock options and restricted stock units
    616       521       651       564  
 
                       
Diluted weighted-average shares outstanding
    44,187       43,327       44,156       43,004  
 
                       
 
                               
Income from Continuing Operations:
                               
Earnings per common share:
                               
Basic earnings per share
  $ 0.31     $ 0.27     $ 0.74     $ 0.38  
Diluted earnings per share
  $ 0.31     $ 0.26     $ 0.73     $ 0.38  
The following stock options and restricted stock units were excluded in the computation of diluted earnings per share because they were anti-dilutive (in thousands):
                                 
    Three Months Ended June 30,     Six Months Ended June 30,  
    2011     2010     2011     2010  
 
                               
Stock options
    3,831       3,560       3,690       3,339  
 
                       
 
                               
Restricted stock units
    4       77       3       49