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Schedule II Valuation and Qualifying Accounts (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Allowance for doubtful accounts      
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at beginning of period $ 102 $ 112 $ 123
Additions, charged (credited) to income 15 7 16
Additions, charged (credited) to AOCL 0 0 0
Deductions from reserves [1] (27) (19) (22)
Translation adjustment during period (6) 2 (5)
Balance at end of period 84 102 112
Valuation allowance — deferred tax assets      
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at beginning of period 1,275 1,072 1,044
Additions, charged (credited) to income (24) 202 35
Additions, charged (credited) to AOCL 1 1 (7)
Deductions from reserves [1] 0 0 0
Translation adjustment during period 0 0 0
Balance at end of period $ 1,252 $ 1,275 $ 1,072
[1] Accounts receivable charged off.