v3.25.4
Secured Debt, Net - Schedule of Secured Credit Facilities (Detail)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
USD ($)
lender
loan
Dec. 31, 2024
USD ($)
Schedule Of Secured Credit Facilities [Line Items]    
Total face value $ 14,024,848  
Secured debt, net | Secured debt, net    
Schedule Of Secured Credit Facilities [Line Items]    
Collateral $ 4,100,000  
Secured debt, net | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Lenders | lender 15  
Total face value $ 10,125,839 $ 9,705,529
Loan Count | loan 113  
Collateral $ 14,338,406 $ 14,807,821
Secured debt, net | Secured debt, net | Additional lender funding    
Schedule Of Secured Credit Facilities [Line Items]    
Total face value $ 0  
Number of additional lenders | lender 1  
Secured debt, net | Weighted Average | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Recourse Limitation 31.00%  
Secured debt, net | Minimum | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Recourse Limitation 25.00%  
Secured debt, net | Maximum | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Recourse Limitation 100.00%  
Secured debt, net | USD | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Lenders | lender 12  
Total face value $ 4,284,949  
Loan Count | loan 80  
Collateral $ 6,478,546  
Secured debt, net | USD | Weighted Average | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Recourse Limitation 32.00%  
Secured debt, net | USD | Minimum | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Recourse Limitation 25.00%  
Secured debt, net | USD | Maximum | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Recourse Limitation 100.00%  
Secured debt, net | GBP | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Lenders | lender 7  
Total face value $ 2,635,148  
Loan Count | loan 17  
Collateral $ 3,568,084  
Secured debt, net | GBP | Weighted Average | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Recourse Limitation 25.00%  
Secured debt, net | GBP | Minimum | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Recourse Limitation 25.00%  
Secured debt, net | EUR | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Lenders | lender 6  
Total face value $ 1,716,537  
Loan Count | loan 10  
Collateral $ 2,421,382  
Secured debt, net | EUR | Weighted Average | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Recourse Limitation 42.00%  
Secured debt, net | EUR | Minimum | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Recourse Limitation 25.00%  
Secured debt, net | EUR | Maximum | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Recourse Limitation 100.00%  
Secured debt, net | Others | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Lenders | lender 4  
Total face value $ 1,489,205  
Loan Count | loan 6  
Collateral $ 1,870,394  
Recourse Limitation 25.00%  
Secured debt, net | Others | Weighted Average | Secured debt, net | Secured credit facilities    
Schedule Of Secured Credit Facilities [Line Items]    
Recourse Limitation 25.00%