XML 17 R4.htm IDEA: XBRL DOCUMENT v3.7.0.1
Condensed Consolidated Statements of Changes in Capital (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Increase (Decrease) in Stockholders' Equity:    
Beginning Balance $ 1,798,702 $ 1,958,354
Common shares reacquired 0 (1,301)
Common shares issued for compensation and effect of shares reissued to stock purchase plan 940 1,509
Share-based compensation 3,346 2,715
Net effect of restricted and performance shares issued and stock options exercised (5,314) (2,895)
Dividends to shareholders (16,516) (16,445)
Other comprehensive income (loss) 2,924 23,260
Net income 41,455 19,317
Ending Balance 1,825,686 1,984,514
Common Stock [Member]    
Increase (Decrease) in Stockholders' Equity:    
Beginning Balance 627 625
Net effect of restricted and performance shares issued and stock options exercised 1 1
Ending Balance 628 626
Additional Paid-in Capital [Member]    
Increase (Decrease) in Stockholders' Equity:    
Beginning Balance 376,518 365,399
Common shares issued for compensation and effect of shares reissued to stock purchase plan 938 1,509
Share-based compensation 3,346 2,715
Net effect of restricted and performance shares issued and stock options exercised (5,315) (2,896)
Ending Balance 375,912 366,727
Accumulated Other Comprehensive Income (Loss) [Member]    
Increase (Decrease) in Stockholders' Equity:    
Beginning Balance 17,399 23,855
Other comprehensive income (loss) 2,924 23,260
Ending Balance 20,323 47,115
Retained Earnings [Member]    
Increase (Decrease) in Stockholders' Equity:    
Beginning Balance 1,824,088 1,988,035
Dividends to shareholders (16,516) (16,445)
Net income 41,455 19,317
Ending Balance 1,848,751 1,990,907
Treasury Stock [Member]    
Increase (Decrease) in Stockholders' Equity:    
Beginning Balance 419,930 (419,560)
Common shares reacquired 0 (1,301)
Common shares issued for compensation and effect of shares reissued to stock purchase plan 2 0
Ending Balance $ (419,928) $ (420,861)