Unsecured Debt - Schedule of Senior Unsecured Notes (Details) - USD ($)	Dec. 31, 2025	Dec. 31, 2024	Aug. 31, 2024	Jun. 30, 2020	Oct. 31, 2019	Aug. 31, 2019	Mar. 31, 2019	Feb. 28, 2019	Mar. 31, 2018	Apr. 30, 2017	Apr. 30, 2016
Debt Instrument [Line Items]
Debt instrument face amount	$ 600,000,000.0
Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	5,450,000,000	$ 5,200,000,000
Unsecured Bonds 3.500% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 0	500,000,000
Coupon Rate	3.50%
Unsecured Bonds 3.375% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 450,000,000	450,000,000									$ 450,000,000.0
Coupon Rate	3.375%										3.375%
Unsecured Bonds 3.625% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 350,000,000	350,000,000								$ 350,000,000.0
Coupon Rate	3.625%									3.625%
Unsecured Bonds 1.700% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 450,000,000	450,000,000
Coupon Rate	1.70%
Unsecured Bonds 4.000% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 500,000,000	500,000,000					$ 150,000,000.0	$ 350,000,000.0
Coupon Rate	4.00%							4.00%
Unsecured Bonds 3.000% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 550,000,000	550,000,000			$ 150,000,000.0	$ 400,000,000.0
Coupon Rate	3.00%					3.00%
Unsecured Bonds 1.650% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 300,000,000	300,000,000
Coupon Rate	1.65%
Unsecured Bonds 2.550% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 300,000,000	300,000,000
Coupon Rate	2.55%
Unsecured Bonds 2.650% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 650,000,000	650,000,000		$ 150,000,000.0
Coupon Rate	2.65%
Unsecured Bonds 5.500% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 550,000,000	550,000,000	$ 200,000,000.0
Coupon Rate	5.50%
Unsecured Bonds 5.375% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 400,000,000	0
Coupon Rate	5.375%
Unsecured Bonds 4.875% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 350,000,000	0
Coupon Rate	4.875%
Unsecured Bonds 4.500% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 300,000,000	300,000,000							$ 300,000,000.0
Coupon Rate	4.50%								4.50%
Unsecured Bonds 2.650% | Senior Notes
Debt Instrument [Line Items]
Debt instrument face amount	$ 300,000,000	$ 300,000,000
Coupon Rate	2.65%