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Secured Debt, Net - Schedule of Secured Credit Facilities (Detail) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2025 USD ($) loan lender | Dec. 31, 2024 USD ($)
Schedule Of Secured Credit Facilities [Line Items] |  |
Total face value | $ 13,037,822 |
Secured debt, net | Secured debt, net |  |
Schedule Of Secured Credit Facilities [Line Items] |  |
Collateral | $ 2,900,000 |
Secured debt, net | Secured debt, net | Secured credit facilities |  |
Schedule Of Secured Credit Facilities [Line Items] |  |
Lenders | lender | 13 |
Total face value | $ 9,548,332 | $ 9,705,529
Loan Count | loan | 112 |
Collateral | $ 14,083,177 | $ 14,807,821
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 | $ 3,954,253 |
Loan Count | loan | 81 |
Collateral | $ 6,522,111 |
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 | 6 |
Total face value | $ 2,265,827 |
Loan Count | loan | 14 |
Collateral | $ 3,098,509 |
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 | 7 |
Total face value | $ 1,835,792 |
Loan Count | loan | 10 |
Collateral | $ 2,588,781 |
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 | $ 1,492,460 |
Loan Count | loan | 7 |
Collateral | $ 1,873,776 |
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% |

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