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Debt - Schedule of Long-term Debt (Details) € in Millions, $ in Millions, ₨ in Billions	Dec. 31, 2024 USD ($)	Dec. 31, 2024 EUR (€)	Dec. 31, 2023 USD ($)	Jul. 31, 2023 USD ($)	Jul. 31, 2023 INR (₨)	Feb. 28, 2022 EUR (€)	Dec. 31, 2021	Dec. 31, 2015 EUR (€)
Debt Instrument [Line Items]
Long-term debt, gross	$ 18,420		$ 15,869
Less: Unamortized discount and debt issuance costs	(131)		(109)
Less: Cumulative hedge accounting fair value adjustments 4	(63)		(79)
Total debt outstanding	18,226		15,681
Less: Short-term debt	(750)		(1,337)
Long-term debt	$ 17,476		14,344
Senior Notes due January 2028 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	4.10%	4.10%
Long-term debt, gross	$ 750		0
Effective interest rate, percent	4.262%	4.262%
Senior Notes due January 2032 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	4.35%	4.35%
Long-term debt, gross	$ 1,150		0
Effective interest rate, percent	4.446%	4.446%
Senior Notes due January 2035 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	4.55%	4.55%
Long-term debt, gross	$ 1,100		0
Effective interest rate, percent	4.633%	4.633%
Senior Notes due May 2034 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	4.875%	4.875%
Long-term debt, gross	$ 1,000		0
Effective interest rate, percent	5.047%	5.047%
Senior Notes due March 2028 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	4.875%	4.875%
Long-term debt, gross	$ 750		750
Effective interest rate, percent	5.003%	5.003%
Senior Notes due March 2033 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	4.85%	4.85%
Long-term debt, gross	$ 750		750
Effective interest rate, percent	4.923%	4.923%
Senior Notes due February 2029 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	1.00%	1.00%
Long-term debt, gross	$ 781		830			€ 750
Effective interest rate, percent	1.138%	1.138%
Senior Notes due November 2031 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	2.00%	2.00%
Long-term debt, gross	$ 750		750
Effective interest rate, percent	2.112%	2.112%
Senior Notes due March 2031 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	1.90%	1.90%
Long-term debt, gross	$ 600		600
Effective interest rate, percent	1.981%	1.981%
Senior Notes due March 2051 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	2.95%	2.95%
Long-term debt, gross	$ 700		700
Effective interest rate, percent	3.013%	3.013%
Senior Notes due March 2027 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	3.30%	3.30%
Long-term debt, gross	$ 1,000		1,000
Effective interest rate, percent	3.42%	3.42%
Senior Notes due March 2030 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	3.35%	3.35%
Long-term debt, gross	$ 1,500		1,500
Effective interest rate, percent	3.43%	3.43%
Senior Notes due March 2050 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	3.85%	3.85%					3.85%
Long-term debt, gross	$ 1,500		1,500
Effective interest rate, percent	3.896%	3.896%
Senior Notes due June 2029 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	2.95%	2.95%
Long-term debt, gross	$ 1,000		1,000
Effective interest rate, percent	3.03%	3.03%
Senior Notes due June 2049 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	3.65%	3.65%
Long-term debt, gross	$ 1,000		1,000
Effective interest rate, percent	3.689%	3.689%
Senior Notes due March 2025 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	2.00%	2.00%
Long-term debt, gross	$ 750		750
Effective interest rate, percent	2.147%	2.147%
Senior Notes due February 2028 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	3.50%	3.50%
Long-term debt, gross	$ 500		500
Effective interest rate, percent	3.598%	3.598%
Senior Notes due February 2048 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	3.95%	3.95%
Long-term debt, gross	$ 500		500
Effective interest rate, percent	3.99%	3.99%
Senior Notes due November 2026 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	2.95%	2.95%
Long-term debt, gross	$ 750		750
Effective interest rate, percent	3.044%	3.044%
Senior Notes due November 2046 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	3.80%	3.80%
Long-term debt, gross	$ 600		600
Effective interest rate, percent	3.893%	3.893%
Senior Notes due December 2027 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	2.10%	2.10%
Long-term debt, gross	$ 833		885
Effective interest rate, percent	2.189%	2.189%
Senior Notes due December 2030 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	2.50%	2.50%
Long-term debt, gross	$ 156		166
Effective interest rate, percent	2.562%	2.562%
Senior Notes due April 2024 | Senior Notes
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	3.375%	3.375%
Long-term debt, gross	$ 0		1,000
Effective interest rate, percent	3.484%	3.484%
2023 INR Term Loan
Debt Instrument [Line Items]
Debt instrument stated rate (percent)	9.43%	9.43%
Long-term debt, gross	$ 0		$ 338
Effective interest rate, percent	9.78%	9.78%
Short-term debt				$ 342	₨ 28.1
2015 Euro Notes | Senior Notes
Debt Instrument [Line Items]
Long-term debt, gross | €		€ 950						€ 1,650

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