v3.25.4
Loans Receivable, Net - Overall Statistics for Loans Receivable Portfolio (Detail)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2025
security_loan
Dec. 31, 2025
USD ($)
Dec. 31, 2025
USD ($)
loan
Dec. 31, 2025
USD ($)
security_loan
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
loan
Dec. 31, 2023
USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]              
Number of loans 130   131 131   130  
Principal balance   $ 18,154,768 $ 18,154,768 $ 18,154,768 $ 18,154,768 $ 19,203,126 $ 23,923,719
Net book value   17,784,694 17,784,694 17,784,694 17,784,694 18,313,582  
Unfunded loan commitments   $ 11,617 $ 11,617 $ 11,617 $ 11,617 $ 10,412  
Weighted-average cash coupon (percentage)   3.19% 3.19% 3.19% 3.19% 3.46%  
Weighted-average all-in yield (percentage) 3.78%       3.39%    
Weighted-average maximum maturity (years) 2 years 1 month 6 days 2 years 6 months          
Debt instrument, variable interest rate, type [Extensible Enumeration]   SOFR       SOFR  
Percentage of loans by principal balance, floating rate   97.00% 97.00% 97.00% 97.00%    
Percentage of loans by principal balance, fixed rate   3.00% 3.00% 3.00% 3.00%    
Percent of loans subject to prepayment restrictions   40.00% 40.00% 40.00% 40.00% 10.00%  
Percent of loans not subject to prepayment restrictions   60.00% 60.00% 60.00% 60.00% 90.00%  
Unfunded Loan Commitment              
Accounts, Notes, Loans and Financing Receivable [Line Items]              
Number of loans | loan     53        
Unfunded loan commitments   $ 1,185,004 $ 1,185,004 $ 1,185,004 $ 1,185,004 $ 1,263,068