Senior Unsecured Notes and Secured Debt - Outstanding Exchangeable (Details) - USD ($)	Jun. 30, 2025	Dec. 31, 2024	Jun. 30, 2024	Dec. 31, 2023
Unsecured Debt [Line Items]
Principal	$ 16,263,486,000
Less: unamortized debt issuance costs	92,403,000
Total carrying value of debt	15,971,103,000
Senior unsecured notes
Unsecured Debt [Line Items]
Principal	13,595,524,000	$ 13,326,465,000	$ 12,324,129,000	$ 13,699,619,000
Less: unamortized debt issuance costs	77,163,000
Total carrying value of debt	13,448,881,000
2028 Exchangeable Notes | Senior unsecured notes
Unsecured Debt [Line Items]
Principal	1,035,000,000	1,035,000,000
Less: unamortized debt issuance costs	13,287,000	15,622,000
Total carrying value of debt	1,021,713,000	1,019,378,000
2029 Exchangeable Notes | Senior unsecured notes
Unsecured Debt [Line Items]
Principal	1,035,000,000	1,035,000,000
Less: unamortized debt issuance costs	16,392,000	18,422,000
Total carrying value of debt	$ 1,018,608,000	$ 1,016,578,000