Financial Instruments, Derivatives and Fair Value Measures - Schedule of Bases Used to Measure Assets and Liabilities at Fair Value on a Recurring Basis (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Assets, at Fair Value
Equity securities	$ 348	$ 342
Foreign currency forward exchange contracts	242	108
Total Assets	590	450
Liabilities, at Fair Value
Fair value of hedged long-term debt	4,041	1,133
Interest rate swap derivative financial instruments	112	19
Foreign currency forward exchange contracts	198	297
Contingent consideration	263	1
Total Liabilities	4,614	1,450
Quoted Prices in Active Markets
Assets, at Fair Value
Equity securities	348	342
Foreign currency forward exchange contracts	0	0
Total Assets	348	342
Liabilities, at Fair Value
Fair value of hedged long-term debt	0	0
Interest rate swap derivative financial instruments	0	0
Foreign currency forward exchange contracts	0	0
Contingent consideration	0	0
Total Liabilities	0	0
Significant Other Observable Inputs
Assets, at Fair Value
Equity securities	0	0
Foreign currency forward exchange contracts	242	108
Total Assets	242	108
Liabilities, at Fair Value
Fair value of hedged long-term debt	4,041	1,133
Interest rate swap derivative financial instruments	112	19
Foreign currency forward exchange contracts	198	297
Contingent consideration	0	0
Total Liabilities	4,351	1,449
Significant Unobservable Inputs
Assets, at Fair Value
Equity securities	0	0
Foreign currency forward exchange contracts	0	0
Total Assets	0	0
Liabilities, at Fair Value
Fair value of hedged long-term debt	0	0
Interest rate swap derivative financial instruments	0	0
Foreign currency forward exchange contracts	0	0
Contingent consideration	263	1
Total Liabilities	$ 263	$ 1

Fair value portion of asset recognized for present right to economic benefit.

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Fair value of financial and nonfinancial obligations.

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