Investments in Real Estate Debt - Additional Information (Details) $ in Thousands, £ in Millions		1 Months Ended		3 Months Ended		9 Months Ended
		Jun. 30, 2022 USD ($)	Feb. 28, 2021 GBP (£)	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Dec. 31, 2022 USD ($)
Schedule Of Trading Securities And Other Trading Assets [Line Items]
Mortgage notes and revolving credit facility, net	[1],[2]			$ 13,207,343		$ 13,207,343		$ 14,355,458
Realized losses on sale of investment in real estate				$ 2,500	$ 7,600	$ 2,500	$ 7,600
United Kingdom
Schedule Of Trading Securities And Other Trading Assets [Line Items]
Mortgage notes and revolving credit facility, net | £			£ 360
Debt instrument, term			5 years
AUSTRALIA
Schedule Of Trading Securities And Other Trading Assets [Line Items]
Mortgage notes and revolving credit facility, net		$ 1,377,000
Debt instrument, term		5 years

[1] Excludes a total of $203.7 million of mortgage loans on properties classified as held-for-sale as of September 30, 2023. As of December 31, 2022, there were no properties, and their related mortgage loans, that met the criteria to be classified as held-for-sale.

[2] The majority of the Company’s mortgages contain prepayment provisions including (but not limited to) lockout periods, yield or spread maintenance provisions and fixed penalties.