Fair Value of Financial Instruments (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Level 3 | Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Indemnifications related to the sale of the Latin American business	$ 86	$ 86
Level 3 | Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Indemnifications related to the sale of the Latin American business	86	86
Fair Value, Measurements, Recurring | Level 2 | Carrying Amount
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Liabilities-Long-term debt, excluding finance leases	8,723	7,805
Fair Value, Measurements, Recurring | Level 2 | Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Liabilities-Long-term debt, excluding finance leases	$ 7,002	$ 6,581