Debt - Line of Credit and Commercial Paper - Schedule of Unsecured Revolving Credit Facility (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Line of Credit Facility [Line Items]
Commercial paper balance outstanding	$ (410,000,000)	$ (1,000,000,000)
Unsecured Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Unsecured revolving credit facility commitment	2,500,000,000	2,500,000,000
Commercial paper balance outstanding	(410,000,000)	(130,000,000)
Other restricted amounts	(3,415,000)	(3,463,000)
Unsecured revolving credit facility availability	$ 2,086,585,000	$ 2,366,537,000