Investments in Real Estate Debt - Schedule of Investments in Real Estate Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Debt and Equity Securities, FV-NI [Line Items]
Weighted Average Coupon	8.20%	8.20%
Face Amount	$ 5,270,629	$ 5,541,956
Cost Basis	5,211,638	5,521,236
Fair Value	$ 5,067,463	$ 5,279,928
Total real estate securities
Debt and Equity Securities, FV-NI [Line Items]
Weighted Average Coupon	8.30%	8.30%
Face Amount	$ 4,064,051	$ 4,216,203
Cost Basis	4,042,896	4,200,192
Fair Value	$ 3,812,466	$ 3,922,404
CMBS | Total real estate securities
Debt and Equity Securities, FV-NI [Line Items]
Weighted Average Coupon	4.30%	4.20%
Face Amount	$ 3,889,646	$ 3,970,222
Cost Basis	3,871,888	3,956,637
Fair Value	$ 3,666,612	$ 3,728,985
RMBS | Total real estate securities
Debt and Equity Securities, FV-NI [Line Items]
Weighted Average Coupon	4.10%	4.20%
Face Amount	$ 117,737	$ 190,626
Cost Basis	115,005	187,552
Fair Value	$ 91,755	$ 141,767
Corporate bonds | Total real estate securities
Debt and Equity Securities, FV-NI [Line Items]
Weighted Average Coupon	4.90%	4.90%
Face Amount	$ 56,668	$ 55,355
Cost Basis	56,003	56,003
Fair Value	$ 54,099	$ 51,652
Private commercial real estate loans | Commercial real estate loans
Debt and Equity Securities, FV-NI [Line Items]
Weighted Average Coupon	4.50%	4.60%
Face Amount	$ 919,484	$ 1,037,985
Cost Basis	892,832	1,044,460
Fair Value	$ 905,733	$ 1,032,821
Other Investments
Debt and Equity Securities, FV-NI [Line Items]
Weighted Average Coupon	5.70%	5.70%
Face Amount	$ 287,094	$ 287,768
Cost Basis	275,910	276,584
Fair Value	349,264	324,703
CMBS, interest only securities | Total real estate securities
Debt and Equity Securities, FV-NI [Line Items]
Face Amount	$ 1,800,000	$ 1,800,000