Annual report pursuant to Section 13 and 15(d)

Treasury Stock (Details)

v3.19.3.a.u2
Treasury Stock (Details) - USD ($)
shares in Thousands, $ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Equity [Abstract]      
Payments for Repurchase of Common Stock $ 400.0 $ 75.0 $ 130.0
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased 234,800    
Treasury Stock Activity [Roll Forward]      
Balance at January 1 15,781 15,001 13,221
Compensation Plans and Other (542) (460) (547)
Share Repurchases 7,730 1,240 2,327
Balance at December 31 22,969 15,781 15,001