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Related-Party Transactions - Acquisitions from Consolidated CMBS Trusts (Details) - Reo Portfolio - CMBS - Investing and Servicing Segment - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2023	Dec. 31, 2024
Related-Party Transactions
Consideration transferred	$ 0	$ 0
Assets acquired			$ 7,700,000

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