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Debt - Schedule of Debt (Details) - USD ($)	Jun. 30, 2024	Mar. 04, 2024	Dec. 31, 2023
Short-term and current maturities of long-term debt:
Total short-term and current maturities of long-term debt	$ 1,108,000,000		$ 755,000,000
Finance lease and other financing obligations	314,000,000		313,000,000
Long-term debt:
Unamortized discount and deferred financing costs	(152,000,000)		(145,000,000)
Finance lease and other financing obligations	658,000,000		652,000,000
Total long-term debt	$ 24,401,000,000		22,363,000,000
Senior Notes | 2.750% senior notes due July 2024
Debt Instrument [Line Items]
Interest rate, stated percentage	2.75%	2.75%
Long-term debt:
Long-term debt	$ 2,000,000,000		2,000,000,000
Senior Notes | 3.850% senior notes due June 2025
Debt Instrument [Line Items]
Interest rate, stated percentage	3.85%
Long-term debt:
Long-term debt	$ 900,000,000		900,000,000
Senior Notes | 2.250% senior notes due July 2025 (British Pound-denominated)
Debt Instrument [Line Items]
Interest rate, stated percentage	2.25%
Long-term debt:
Long-term debt	$ 664,000,000		672,000,000
Senior Notes | 3.200% senior notes due July 2026
Debt Instrument [Line Items]
Interest rate, stated percentage	3.20%
Long-term debt:
Long-term debt	$ 2,000,000,000		2,000,000,000
Senior Notes | $5.150% senior notes due March 2027
Debt Instrument [Line Items]
Interest rate, stated percentage	5.15%	5.15%
Long-term debt:
Long-term debt	$ 750,000,000		0
Senior Notes | 2.250% senior notes due June 2027
Debt Instrument [Line Items]
Interest rate, stated percentage	2.25%
Long-term debt:
Long-term debt	$ 1,000,000,000		1,000,000,000
Senior Notes | 1.125% senior notes due July 2027 (Euro-denominated)
Debt Instrument [Line Items]
Interest rate, stated percentage	1.125%
Long-term debt:
Long-term debt	$ 535,000,000		555,000,000
Senior Notes | 5.450% senior notes due March 2028
Debt Instrument [Line Items]
Interest rate, stated percentage	5.45%
Long-term debt:
Long-term debt	$ 900,000,000		900,000,000
Senior Notes | 5.375% senior notes due August 2028
Debt Instrument [Line Items]
Interest rate, stated percentage	5.375%
Long-term debt:
Long-term debt	$ 700,000,000		700,000,000
Senior Notes | 4.200% senior notes due October 2028
Debt Instrument [Line Items]
Interest rate, stated percentage	4.20%
Long-term debt:
Long-term debt	$ 1,000,000,000		1,000,000,000
Senior Notes | 3.500% senior notes due July 2029
Debt Instrument [Line Items]
Interest rate, stated percentage	3.50%
Long-term debt:
Long-term debt	$ 3,000,000,000		3,000,000,000
Senior Notes | 2.650% senior notes due June 2030
Debt Instrument [Line Items]
Interest rate, stated percentage	2.65%
Long-term debt:
Long-term debt	$ 1,000,000,000		1,000,000,000
Senior Notes | 1.625% senior notes due July 2030 (Euro-denominated)
Debt Instrument [Line Items]
Interest rate, stated percentage	1.625%
Long-term debt:
Long-term debt	$ 535,000,000		555,000,000
Senior Notes | $5.350% senior notes due March 2031
Debt Instrument [Line Items]
Interest rate, stated percentage	5.35%	5.35%
Long-term debt:
Long-term debt	$ 500,000,000		0
Senior Notes | 4.500% senior notes due May 2031 (Euro-denominated)
Debt Instrument [Line Items]
Interest rate, stated percentage	4.50%
Long-term debt:
Long-term debt	$ 857,000,000		889,000,000
Senior Notes | 3.000% senior notes due July 2031 (British Pound-denominated)
Debt Instrument [Line Items]
Interest rate, stated percentage	3.00%
Long-term debt:
Long-term debt	$ 664,000,000		672,000,000
Senior Notes | 5.600% senior notes due March 2033
Debt Instrument [Line Items]
Interest rate, stated percentage	5.60%
Long-term debt:
Long-term debt	$ 900,000,000		900,000,000
Senior Notes | 5.625% senior notes due August 2033
Debt Instrument [Line Items]
Interest rate, stated percentage	5.625%
Long-term debt:
Long-term debt	$ 1,300,000,000		1,300,000,000
Senior Notes | $5.450% senior notes due March 2034
Debt Instrument [Line Items]
Interest rate, stated percentage	5.45%	5.45%
Long-term debt:
Long-term debt	$ 750,000,000		0
Senior Notes | 4.400% senior notes due July 2049
Debt Instrument [Line Items]
Interest rate, stated percentage	4.40%
Long-term debt:
Long-term debt	$ 2,000,000,000		2,000,000,000
Commercial Paper | U.S. dollar commercial paper notes
Long-term debt:
Long-term debt	667,000,000		418,000,000
Commercial Paper | Euro commercial paper notes
Long-term debt:
Long-term debt	1,273,000,000		1,321,000,000
Line of Credit | Revolving credit facility
Long-term debt:
Long-term debt	0		74,000,000
Foreign lines of credit
Short-term and current maturities of long-term debt:
Total short-term and current maturities of long-term debt	$ 794,000,000		$ 442,000,000

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