Financial Instruments, Derivatives and Fair Value Measures - Amounts and Location of Derivative Instruments (Details) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Derivatives, Fair Value [Line Items]
Fair Value - Assets	$ 210	$ 169
Fair Value - Liabilities	721	745
Designated as Hedging Instrument | Interest Rate Swap | Deferred income taxes and other assets | Fair Value Hedging
Derivatives, Fair Value [Line Items]
Fair Value - Assets	0	0
Designated as Hedging Instrument | Interest Rate Swap | Prepaid expenses and other receivables, current | Fair Value Hedging
Derivatives, Fair Value [Line Items]
Fair Value - Assets	0	0
Designated as Hedging Instrument | Interest Rate Swap | Post-employment obligations, deferred income taxes and other long-term liabilities | Fair Value Hedging
Derivatives, Fair Value [Line Items]
Fair Value - Liabilities	74	95
Designated as Hedging Instrument | Interest Rate Swap | Other accrued liabilities | Fair Value Hedging
Derivatives, Fair Value [Line Items]
Fair Value - Liabilities	17	0
Designated as Hedging Instrument | Foreign Exchange Forward | Prepaid expenses and other receivables
Derivatives, Fair Value [Line Items]
Fair Value - Assets	161	88
Designated as Hedging Instrument | Foreign Exchange Forward | Other accrued liabilities
Derivatives, Fair Value [Line Items]
Fair Value - Liabilities	21	134
Designated as Hedging Instrument | Debt | Long-term debt | Net Investment Hedging
Derivatives, Fair Value [Line Items]
Fair Value - Liabilities	573	419
Not Designated as Hedging Instrument | Foreign Exchange Forward | Prepaid expenses and other receivables
Derivatives, Fair Value [Line Items]
Fair Value - Assets	49	81
Not Designated as Hedging Instrument | Foreign Exchange Forward | Other accrued liabilities
Derivatives, Fair Value [Line Items]
Fair Value - Liabilities	$ 36	$ 97