v3.25.3
Commercial Mortgage Loans Held for Investment - Additional Information (Details)
1 Months Ended 3 Months Ended 9 Months Ended
Jul. 01, 2025
USD ($)
Jul. 31, 2025
USD ($)
Sep. 30, 2025
USD ($)
Loan
Sep. 30, 2024
USD ($)
Loan
Sep. 30, 2025
USD ($)
Loan
Sep. 30, 2024
USD ($)
Loan
Dec. 31, 2024
USD ($)
Loan
Dec. 31, 2023
USD ($)
Mortgage Loans On Real Estate [Line Items]                
Number of loans with asset specific allowance | Loan     2 5 2 5    
Number of loans risk rated two | Loan     6   6   13  
Number of loans risk rated three | Loan     9   9   6  
Number of loans risk rated four | Loan     2   2   4  
Number of loans risk rated five | Loan     1   1   2  
Asset specific CECL reserve     $ 4,358,000 $ 16,754,000 $ 4,358,000 $ 16,754,000 $ 7,219,000  
Increase (decrease) in CECL reserve         (5,783,000) 2,905,000    
Charge-offs, Allowance for credit losses         2,379,000 [1] 855,000 [2]    
Total CECL reserve     8,211,000 24,188,000 8,211,000 24,188,000   $ 22,138,000
Nonaccrual Basis Loans                
Mortgage Loans On Real Estate [Line Items]                
Interest income Accured     130,000 0 2,569,000 426,000    
Reversal of interest income on loans     0 0 0 0    
Interest income forgone of loans on nonaccrual status     882,000 1,205,000 2,538,000 4,287,000    
Charlotte, NC Loan [Member]                
Mortgage Loans On Real Estate [Line Items]                
Troubled debt restructurings amortized cost basis       $ 22,897,000   $ 22,897,000    
Percentage of loans receivable on commercial mortgage       3.60%   3.60%    
Financing receivable, waived maturity default interest           $ 738,000    
Financing receivable accrued interest rate, Paid-in-kind       4.00%   4.00%    
Las Vegas, NV Loan                
Mortgage Loans On Real Estate [Line Items]                
Troubled debt restructurings amortized cost basis     2,230,000   2,230,000      
Asset specific CECL reserve     $ 3,150,000   $ 3,150,000      
Percentage of loans receivable on commercial mortgage     0.60%   0.60%      
Mortgage loans on real estate maturity date Dec. 31, 2025              
Las Vegas, NV Loan | Forbearance and Modification Agreement                
Mortgage Loans On Real Estate [Line Items]                
Loan balance plus all accrued and unpaid interest and lender fees $ 2,250,000              
Payment received from borrower   $ 500,000            
Honolulu, HI Loan [Member]                
Mortgage Loans On Real Estate [Line Items]                
Troubled debt restructurings amortized cost basis     $ 12,700,000   $ 12,700,000      
Asset specific CECL reserve     $ 0   $ 0      
Percentage of loans receivable on commercial mortgage     3.40%   3.40%      
Principal balance paid down         $ 750,000      
Cash flow reserve deposit         600,000      
Modification fees         50,000      
Financing receivable accrued maturity default interest         $ 631,000      
Mortgage loans on real estate maturity date         Feb. 09, 2026      
[1] Relates to the acquisition of two properties secured by senior loans. See Note 13 – “Real Estate Owned” for additional information.
[2] Relates to the acquisition of two properties secured by a senior loan in July 2024. See Note 13 - “Real Estate Owned” for additional information.