Real Estate Securities - Unconsolidated Variable Interest Entities (Details) - VIE, Not Primary Beneficiary	Sep. 30, 2024
TPG Angelo Gordon
Variable Interest Entity [Line Items]
Ownership interest in subordinate tranches	40.90%
Mortgage Acquisition Trust I LLC, Four Securitizations
Variable Interest Entity [Line Items]
Ownership interest in subordinate tranches	44.60%
Mortgage Acquisition Trust I LLC, Non-Risk Retention Bonds
Variable Interest Entity [Line Items]
Ownership interest in subordinate tranches	57.70%
MATH
Variable Interest Entity [Line Items]
Ownership interest in subordinate tranches	47.00%