XML 70 R60.htm IDEA: XBRL DOCUMENT v3.22.2
Fair Value (Carrying Amount And Estimated Fair Values Of Financial Instruments) (Details) - USD ($)
$ in Millions
Jun. 30, 2022
Dec. 31, 2021
Fair Value Disclosures [Abstract]    
Long-term Debt (including current portion), Carrying Amount $ 9,557.5 $ 9,241.5
Long-term debt (including current portion), Estimated Fair Value $ 8,770.0 $ 10,415.7