Debt - Narrative (Details)	Aug. 13, 2024 USD ($)	May 10, 2024 USD ($) extensionOption	Mar. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)	Aug. 14, 2023 USD ($)
Debt Instrument [Line Items]
Line of credit facility, fair value of amount outstanding			$ 0
Fair value of debt			4,900,000,000	$ 4,900,000,000
New Revolving Credit Facility | Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity		$ 2,600,000,000
Debt instrument, extension options | extensionOption		2
Debt instrument, extension term		1 year
Basis spread on variable rate (as a percent)		0.10%
Debt instrument, covenant, adjusted consolidated total net debt to consolidated adjusted ebitda ratio, maximum		3.50
Debt instrument, covenant, following a qualified acquisition, adjusted consolidated total net debt to consolidated adjusted ebitda ratio, maximum		4.00
Revolving Credit Facility, Due 2020 | Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity			2,600,000,000
Revolving Credit Facility, Due 2020 | Letter of Credit
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity			200,000,000.0
Revolving Credit Facility, Due 2024
Debt Instrument [Line Items]
Letters of credit outstanding			0
Revolving Credit Facility, Due 2024 | Revolving Credit Facility
Debt Instrument [Line Items]
Outstanding borrowings			0
Unused borrowing capacity			$ 2,600,000,000
Commercial Paper Notes | Commercial Paper
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 2,600,000,000
Line of credit facility, expiration period	397 days
Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount		$ 3,300,000,000			$ 1,500,000,000
Senior Notes | Debt Instrument, Redemption, Period One
Debt Instrument [Line Items]
Redemption price, percentage		100.00%
Senior Notes | Debt Instrument, Redemption, Period Two
Debt Instrument [Line Items]
Redemption price, percentage		101.00%
Senior Notes | 5.197% Senior Notes Due 2027
Debt Instrument [Line Items]
Aggregate principal amount		$ 700,000,000
Stated interest rate of debt instrument (as percent)		5.197%	5.197%	5.197%
Senior Notes | 5.176% Senior Notes Due 2029
Debt Instrument [Line Items]
Aggregate principal amount		$ 750,000,000
Stated interest rate of debt instrument (as percent)		5.176%	5.176%	5.176%
Senior Notes | 5.314% Senior Notes Due 2031
Debt Instrument [Line Items]
Aggregate principal amount		$ 500,000,000
Stated interest rate of debt instrument (as percent)		5.314%	5.314%	5.314%
Senior Notes | 5.450% Senior Notes Due 2034
Debt Instrument [Line Items]
Aggregate principal amount		$ 750,000,000
Stated interest rate of debt instrument (as percent)		5.45%	5.45%	5.45%
Senior Notes | 5.700% Senior Notes Due 2054
Debt Instrument [Line Items]
Aggregate principal amount		$ 600,000,000
Stated interest rate of debt instrument (as percent)		5.70%	5.70%	5.70%
Senior Notes | 5.40% Senior Notes due 2028
Debt Instrument [Line Items]
Aggregate principal amount					$ 500,000,000
Stated interest rate of debt instrument (as percent)			5.40%	5.40%	5.40%
Senior Notes | 5.70% Senior Notes due 2033
Debt Instrument [Line Items]
Aggregate principal amount					$ 1,000,000,000
Stated interest rate of debt instrument (as percent)			5.70%	5.70%	5.70%