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Hedging Activities and Fair Value Measurements - Balance Sheet Location (Details) € in Millions, $ in Millions	Sep. 30, 2024 EUR (€)	Sep. 30, 2024 USD ($)	Dec. 31, 2023 EUR (€)	Dec. 31, 2023 USD ($)
Derivatives, Fair Value [Line Items]
Derivative Asset, Fair Value, Gross Asset		$ 188		$ 266
Derivative Liability, Fair Value, Gross Liability		1,087		1,050
December 2027 Notes [Member]
Derivatives, Fair Value [Line Items]
Long-term Debt	€ 900	1,007	€ 900	995
Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments in Hedges, Assets, at Fair Value		166		246
Derivative Instruments in Hedges, Liabilities, at Fair Value		1,052		1,012
Prepaid Expenses and Other Current Assets [Member] \| Foreign Exchange Contract [Member] \| Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments in Hedges, Assets, at Fair Value		146		140
Prepaid Expenses and Other Current Assets [Member] \| Foreign Exchange Contract [Member] \| Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Asset, at Fair Value		22		20
Other Noncurrent Assets [Member] \| Foreign Exchange Contract [Member] \| Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments in Hedges, Assets, at Fair Value		20		107
Other Current Liabilities [Member] \| Foreign Exchange Contract [Member] \| Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments in Hedges, Liabilities, at Fair Value		36		15
Other Current Liabilities [Member] \| Foreign Exchange Contract [Member] \| Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Liability, at Fair Value		36		38
Other Noncurrent Liabilities [Member] \| Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments in Hedges, Liabilities, at Fair Value		1,002		988
Other Noncurrent Liabilities [Member] \| Foreign Exchange Contract [Member] \| Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Instruments in Hedges, Liabilities, at Fair Value		$ 13		$ 9