Annual report pursuant to Section 13 and 15(d)

Statements of Changes in Shareholders' Equity

v3.10.0.1
Statements of Changes in Shareholders' Equity - USD ($)
shares in Thousands, $ in Thousands
Total
Common Stock [Member]
Capital In Excess Of Par Value [Member]
Retained Earnings [Member]
Balance at Dec. 31, 2015 $ 1,684,637 $ 8,441 $ 134,401 $ 1,541,795
Balance, in shares at Dec. 31, 2015   84,412    
Net income 295,765     295,765
Share repurchases (130,316) $ (206)   (130,110)
Stock Repurchased During Period, Shares   (2,063)    
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures   $ 7    
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures   68    
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 at Dec. 31, 2016 1,851,158 $ 8,242 135,466 1,707,450
Balance, in shares at Dec. 31, 2016   82,417    
Net income 463,774 [1]     463,774
Share repurchases (8,013) $ (9)   (8,004)
Stock Repurchased During Period, Shares   (92)    
Cash dividends declared (32,963)     (32,963)
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures   $ 5    
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures   51    
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 at Dec. 31, 2017 2,276,854 $ 8,238 138,359 2,130,257
Balance, in shares at Dec. 31, 2017   82,376    
Net income 605,668     605,668
Share repurchases (163,265) $ (118)   (163,147)
Stock Repurchased During Period, Shares   (1,176)    
Cash dividends declared (42,594)     (42,594)
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures   $ 3    
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures   31    
Adjustments to Additional Paid in Capital, Share-based Compensation, Restricted Stock Unit or Restricted Stock Award, Requisite Service Period Recognition     3,817  
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures 3,820      
Balance at Dec. 31, 2018 $ 2,680,483 $ 8,123 $ 142,176 $ 2,530,184
Balance, in shares at Dec. 31, 2018   81,231    
[1] During the fourth quarter of 2017, we recorded a provisional tax benefit of $104.9 million due to the remeasurement of our deferred taxes to reflect the impact of the Tax Act