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Earnings per Common Share (Tables)
9 Months Ended
Sep. 30, 2014
Earnings Per Share [Abstract]  
Calculation of basic and diluted weighted-average shares outstanding
 
 
Three Months Ended 
 September 30,
 
Nine Months Ended 
 September 30,
(In thousands)
 
2014
 
2013
 
2014
 
2013
Weighted-average shares - basic
 
416,173

 
420,986

 
416,785

 
420,664

Dilution effect of stock appreciation rights and stock awards at end of period
 
1,920

 
2,467

 
1,683

 
2,160

Weighted-average shares - diluted
 
418,093

 
423,453

 
418,468

 
422,824

 
 
 
 
 
 
 
 
 
Weighted-average stock awards and shares excluded from diluted earnings per share due to the anti-dilutive effect
 

 
1

 
461

 
3