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Per Share Information (Tables)
3 Months Ended
Mar. 31, 2016
Earnings Per Share [Abstract]  
Basic and Diluted Earnings Per Share

The amounts used to compute the basic and diluted earnings per share for the three months ended March 31, 2016 and 2015 are illustrated below (in thousands):

 

     Three Months Ended
March 31,
 
     2016      2015  

Amounts attributable to common stock:

     

Net income from continuing operations

   $ 20,496       $ 47,689   

Net income from discontinued operations

     —           5,795   
  

 

 

    

 

 

 

Net income attributable to common stock

   $ 20,496       $ 53,484   
  

 

 

    

 

 

 

Weighted average shares:

     

Weighted average shares outstanding for basic earnings per share

     162,803         215,473   

Effect of dilutive stock options

     3         17   
  

 

 

    

 

 

 

Weighted average shares outstanding for diluted earnings per share

     162,806         215,490