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Borrowings - Unsecured Debt (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Sep. 30, 2021	Jul. 23, 2021	Apr. 27, 2021	Mar. 16, 2021	Dec. 01, 2020	Oct. 23, 2020	Jul. 15, 2020
Debt Instrument [Line Items]
Aggregate principal amount	$ 6,600,000,000	$ 6,550,000,000
Unsecured debt
Debt Instrument [Line Items]
Redemption percentage	100.00%
Unsecured debt | 3.650% Notes Due 2023
Debt Instrument [Line Items]
Aggregate principal amount		400,000,000							$ 400,000,000
Interest rate									3.65%
Unsecured debt | 3.625% Notes Due 2026
Debt Instrument [Line Items]
Aggregate principal amount	$ 800,000,000	800,000,000					$ 300,000,000	$ 500,000,000
Interest rate							3.625%	3.625%
Unsecured debt | New 2026 Notes
Debt Instrument [Line Items]
Aggregate principal amount	700,000,000	700,000,000			$ 300,000,000	$ 400,000,000
Interest rate					2.75%	2.75%
Unsecured debt | 2.125% Senior Notes Due 2027
Debt Instrument [Line Items]
Aggregate principal amount	650,000,000	650,000,000		$ 650,000,000
Interest rate				2.125%
Unsecured debt | 2.850% Notes Due 2028
Debt Instrument [Line Items]
Aggregate principal amount	$ 650,000,000	$ 650,000,000	$ 650,000,000
Interest rate			2.85%

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