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Consolidated Balance Sheet Parenthetical - $ / shares
$ / shares in Thousands, shares in Millions
Sep. 30, 2020
Dec. 31, 2019
Statement of Financial Position [Abstract]    
Preferred Stock, Par or Stated Value Per Share $ 0 $ 0
Preferred Stock, Shares Authorized 20,000,000 20,000,000
Preferred Stock, Shares Issued 0 0
Common Stock, Par or Stated Value Per Share $ 1,250 $ 1,250
Common Stock, Shares Authorized 1,200,000,000 1,200,000,000
Common Stock, Shares, Issued 378,597,000 378,597,000
Treasury Stock, Shares 38,182,000 37,149,000