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Significant Accounting Policies - Investment in CMBS Securitization Trusts (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Fair Value [Abstract] |  |
Real estate loans held by consolidated securitization vehicles | $ 1,431,362 | $ 584,134
Senior obligations of consolidated securitization vehicles | 1,431,362 | 567,487
Principal Value |  |
Servicing asset at amortized cost |  | 134,800
Servicing liability at amortized cost, balance |  | 34,200
Real estate loans held by consolidated securitization vehicles |  |
Fair Value [Abstract] |  |
Real estate loans held by consolidated securitization vehicles | 1,431,362 | 709,095
Principal Value |  |
Real estate loans held by consolidated securitization vehicles (1) | 1,549,044 | 894,000
Senior obligations of consolidated securitization vehicles |  |
Fair Value [Abstract] |  |
Senior obligations of consolidated securitization vehicles | 1,431,362 | 590,131
Principal Value |  |
Senior obligations of consolidated securitization vehicles | 1,549,044 | 688,346
Real estate loans held by consolidated securitization vehicles in excess of senior obligations of consolidated securitization vehicles |  |
Fair Value [Abstract] |  |
Real estate loans held by consolidated securitization vehicles in excess of senior obligations of consolidated securitization vehicles | 0 | 118,964
Principal Value |  |
Real estate loans held by consolidated securitization vehicles in excess of senior obligations of consolidated securitization vehicles | $ 0 | $ 205,654

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- Definition This is the result of the principal amount outstanding of total loans managed or securitized less securitized loans and loans that are in the process of being securitized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Subparagraph (a) -Paragraph 4 -SubTopic 20 -Topic 860 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481326/860-20-50-4 + Details
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- Definition Amortized amount of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 50 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481229/860-50-50-4 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 860 -SubTopic 50 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481260/860-50-45-1 Reference 3: http://www.xbrl.org/2003/role/recommendedDisclosureRef -Topic 860 -SubTopic 50 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481260/860-50-45-2 + Details
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