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Borrowings - Unsecured Management Company Revolver (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Oct. 31, 2023
Oct. 30, 2023
May 04, 2020
May 03, 2020
Mar. 30, 2020
Line of Credit Facility [Line Items]                  
Amortization of financing costs     $ 6,866 $ 7,502          
Revolving Credit Facility | Unsecured Management Company Revolver | Affiliates                  
Line of Credit Facility [Line Items]                  
Credit facility outstanding balance $ 0   0            
Revolving Credit Facility | Unsecured Management Company Revolver | Line of Credit                  
Line of Credit Facility [Line Items]                  
Amortization of financing costs 1 $ 1 3 $ 5          
Revolving Credit Facility | Unsecured Management Company Revolver | Line of Credit | Affiliates                  
Line of Credit Facility [Line Items]                  
Maximum borrowing capacity $ 100,000   $ 100,000   $ 100,000 $ 50,000 $ 50,000 $ 30,000 $ 30,000