Debt - Schedule of Information on Lines of Credit (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Debt Instrument [Line Items]
Amount Drawn	$ 1,362,000,000	$ 682,000,000
Lines Of Credit
Debt Instrument [Line Items]
Amount Drawn	1,362,000,000
Capacity	3,140,000,000
Secured credit line
Debt Instrument [Line Items]
Amount Drawn	25,000,000
Capacity	$ 140,000,000
Interest Rate	5.80%
Basis spread on variable rate	1.35%
Unsecured Credit Line
Debt Instrument [Line Items]
Amount Drawn	$ 837,000,000
Capacity	$ 2,000,000,000
Interest Rate	5.40%
Basis spread on variable rate	0.875%
Commercial paper
Debt Instrument [Line Items]
Amount Drawn	$ 500,000,000
Capacity	$ 1,000,000,000
Interest Rate	4.80%