Fair Value of Financial Instruments - Narrative (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2026 USD ($) property	Dec. 31, 2025 USD ($) property	Nov. 30, 2022 property
Repurchase agreements, commercial mortgage loans
Assets Sold under Agreements to Repurchase [Line Items]
Repurchase agreements \| $	$ 1,495,300	$ 1,087,087
Repurchase agreements - real estate securities
Assets Sold under Agreements to Repurchase [Line Items]
Repurchase agreements \| $	212,168	187,371
Fair Value, Nonrecurring
Assets Sold under Agreements to Repurchase [Line Items]
Assets and liabilities measured at fair value, net \| $	$ 192,700	$ 198,900
Minimum
Assets Sold under Agreements to Repurchase [Line Items]
Exit capitalization rate	5.00%
Maximum
Assets Sold under Agreements to Repurchase [Line Items]
Exit capitalization rate	9.25%
Walgreens JV \| Minimum
Assets Sold under Agreements to Repurchase [Line Items]
Exit capitalization rate	5.00%
Walgreens JV \| Maximum
Assets Sold under Agreements to Repurchase [Line Items]
Exit capitalization rate	9.50%
Walgreens JV \| Multifamily
Assets Sold under Agreements to Repurchase [Line Items]
Number of real estate properties	3	4
Walgreens JV \| Multifamily \| Various
Assets Sold under Agreements to Repurchase [Line Items]
Number of real estate properties	4
Walgreens JV \| Office \| Various
Assets Sold under Agreements to Repurchase [Line Items]
Number of real estate properties	1	1
Walgreens JV \| Retail \| Various
Assets Sold under Agreements to Repurchase [Line Items]
Number of real estate properties		1	24