Commercial Mortgage Loans, Subordinate Loans and Other Lending Assets, Net - Loan Portfolio (Details) - USD ($) $ in Thousands |
Sep. 30, 2022 |
Aug. 03, 2022 |
Dec. 31, 2021 |
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|---|---|---|---|---|---|---|---|---|---|
| Financing Receivable, Allowance for Credit Loss [Line Items] | |||||||||
| Total carrying value, net | $ 8,731,306 | $ 226,500 | $ 7,857,260 | ||||||
| Commercial Mortgage and Subordinated Portfolio Segment | |||||||||
| Financing Receivable, Allowance for Credit Loss [Line Items] | |||||||||
| Total carrying value, net | 206,800 | 97,800 | |||||||
| Commercial Mortgage Portfolio Segment | |||||||||
| Financing Receivable, Allowance for Credit Loss [Line Items] | |||||||||
| Total carrying value, net | [1],[2] | 8,013,469 | 7,012,312 | ||||||
| Subordinate Mortgage Portfolio Segment | |||||||||
| Financing Receivable, Allowance for Credit Loss [Line Items] | |||||||||
| Total carrying value, net | [2],[3] | $ 717,837 | $ 844,948 | ||||||
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