v3.26.1
Commercial Mortgage Loans, Held for Investment - Schedule of Loans Receivable by Class (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Dec. 31, 2024
Financing Receivable, Credit Quality Indicator [Line Items]      
Total gross carrying value of loans $ 22,000,000 $ 21,600,000  
Less: Allowance for credit losses [1] 49,173 38,302  
Total commercial mortgage loans, held for investment, net [1] 4,546,828 4,383,134  
Commercial Mortgage Receivable, Held-For-Investment      
Financing Receivable, Credit Quality Indicator [Line Items]      
Total gross carrying value of loans 4,596,001 4,421,436  
Less: Allowance for credit losses 49,173 38,302 $ 78,083
Total commercial mortgage loans, held for investment, net 4,546,828 4,383,134  
Commercial Mortgage Receivable, Held-For-Investment | General allowance for credit losses      
Financing Receivable, Credit Quality Indicator [Line Items]      
Less: Allowance for credit losses 32,838 34,196  
Commercial Mortgage Receivable, Held-For-Investment | Specific allowance for credit losses      
Financing Receivable, Credit Quality Indicator [Line Items]      
Less: Allowance for credit losses 16,335 4,106  
Senior loans      
Financing Receivable, Credit Quality Indicator [Line Items]      
Total gross carrying value of loans 4,545,717 4,376,873  
Mezzanine loans      
Financing Receivable, Credit Quality Indicator [Line Items]      
Total gross carrying value of loans $ 50,284 $ 44,563  
[1] Includes pledged assets of $409.4 million and $329.2 million as of March 31, 2026 and December 31, 2025, respectively.