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Fair Value Measurements - Schedule of Carrying Values and Fair Values of Financial Instruments (Details) - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Equity investments without readily determinable fair values, carrying amount $ 170 $ 170
Equity investments without readily determinable fair values, fair value 0 0
Insurance contracts in nonqualified trusts, carrying amount 18 18
Insurance contracts in nonqualified trusts, fair value 18 18
Long-term debt, including current installments of long-term debt, carrying amount 12,558 12,527
Long-term debt, including current installments of long-term debt, fair value 12,643 12,615
Fair Value, Inputs, Level 2    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Equity investments without readily determinable fair values, fair value 0 0
Insurance contracts in nonqualified trusts, fair value 18 18
Long-term debt, including current installments of long-term debt, fair value 12,503 12,470
Unobservable Inputs (Level 3)    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Equity investments without readily determinable fair values, fair value 0 0
Insurance contracts in nonqualified trusts, fair value 0 0
Long-term debt, including current installments of long-term debt, fair value $ 140 $ 145