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Earnings Per Share (EPS) (Tables)
3 Months Ended
Mar. 31, 2015
Earnings Per Share (EPS) [Abstract]  
Weighted-average shares used to calculate basic and diluted EPS
The following table reflects weighted-average shares used to calculate basic and diluted EPS for the periods presented (in thousands):

  
Three Months Ended March 31,
 
  
2015
  
2014
 
Basic shares
  
67,526
   
67,410
 
Dilutive shares
  
113
   
140
 
Diluted shares
  
67,639
   
67,550
 
Weighted-average antidilutive stock awards
Weighted-average antidilutive stock awards were excluded in determining diluted EPS.  The following table reflects weighted-average antidilutive stock awards for the periods presented (in thousands):
 
  
Three Months Ended March 31,
 
  
2015
  
2014
 
     
Weighted-average antidilutive stock awards
  
-
   
117