Annual report pursuant to Section 13 and 15(d)

Statements Of Changes In Shareholders' Equity

v3.8.0.1
Statements Of Changes In Shareholders' Equity - USD ($)
shares in Thousands, $ in Thousands
Total
Common Stock [Member]
Retained Earnings [Member]
Capital In Excess Of Par Value [Member]
Balance, in shares at Dec. 31, 2014   86,094    
Balance at Dec. 31, 2014 $ 1,494,064 $ 8,609 $ 1,351,054 $ 134,401
Net income 304,690   304,690  
Stock Repurchased During Period, Shares   (1,682)    
Stock Repurchased and Retired During Period, Value (114,117) $ (168) (113,949)  
Balance, in shares at Dec. 31, 2015   84,412    
Balance at Dec. 31, 2015 1,684,637 $ 8,441 1,541,795 134,401
Net income 295,765   295,765  
Stock Repurchased During Period, Shares   (2,063)    
Stock Repurchased and Retired During Period, Value (130,316) $ (206) (130,110)  
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures   68    
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures   $ 7    
Adjustments to Additional Paid in Capital, Share-based Compensation, Restricted Stock Unit or Restricted Stock Award, Requisite Service Period Recognition       1,065
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures 1,072      
Balance, in shares at Dec. 31, 2016   82,417    
Balance at Dec. 31, 2016 1,851,158 $ 8,242 1,707,450 135,466
Net income 463,774   463,774  
Stock Repurchased During Period, Shares   (92)    
Stock Repurchased and Retired During Period, Value (8,013) $ (9) (8,004)  
Payments of Ordinary Dividends, Common Stock (32,963)   (32,963)  
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures   51    
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures   $ 5    
Adjustments to Additional Paid in Capital, Share-based Compensation, Restricted Stock Unit or Restricted Stock Award, Requisite Service Period Recognition       2,893
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures 2,898      
Balance, in shares at Dec. 31, 2017   82,376    
Balance at Dec. 31, 2017 $ 2,276,854 $ 8,238 $ 2,130,257 $ 138,359