XML 110 R91.htm IDEA: XBRL DOCUMENT v3.21.1
Share-Based Incentive Plans (Narrative) (Details) - USD ($)
$ / shares in Units, $ in Thousands, shares in Millions
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share based compensation expense $ 67,000 $ 50,000 $ 51,000
Share based compensation related income tax benefits recognized in earnings 9,000 $ 6,000 $ 9,000
Unrecognized compensation costs $ 77,000    
Award vesting period (in months) 28 months    
Shares available for issuance (in shares) 3.2    
Weighted average grant date fair value of stock options (USD per share) $ 29.53 $ 27.89 $ 38.34
Intrinsic value $ 13,000 $ 4,000 $ 30,000
Weighted average grant date fair value of awards (USD per share) $ 141.38 $ 127.26 $ 157.09
Total fair value, units vested in period $ 37,000 $ 28,000 $ 29,000
Nonemployee director equity award 145    
Stock Options      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Tax benefit from stock options exercised 3,000 1,000 7,000
Proceeds from stock options exercised $ 44,000 $ 8,000 $ 17,000
Restricted Stock Units (RSUs) | Management      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period (in months) 3 years    
Restricted Stock Units (RSUs) | Executives | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period (in months) 3 years    
Restricted Stock Units (RSUs) | Executives | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period (in months) 7 years    
Performance Stock Units | Management      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Award vesting period (in months) 3 years    
Performance Stock Units | Management | Minimum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Performance measures 0.00%    
Performance Stock Units | Management | Maximum      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Performance measures 200.00%