v3.26.1
Significant Accounting Policies - Additional Information (Details)
$ in Thousands
3 Months Ended 9 Months Ended 12 Months Ended
Jun. 04, 2024
USD ($)
Jun. 30, 2026
USD ($)
shares
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
Portfolio
shares
Jun. 30, 2025
USD ($)
Sep. 30, 2025
Portfolio
shares
Significant Accounting Policies [Line Items]            
Financing receivable, nonaccrual, percent past due on cost basis   2.50%   2.50%   1.30%
Financing receivable, nonaccrual, percent past due on fair value basis   0.80%   0.80%   0.10%
Provision for taxes   $ 200 $ 670 $ 1,310 $ 1,920  
Excise tax percentage       4.00%    
Effective tax rate before excise tax and income taxes       0.00%    
Common stock shares sold, aggregate offering price $ 100,000          
Common stock, shares, issued | shares   65,296,094   65,296,094   65,296,094
Holdings II            
Significant Accounting Policies [Line Items]            
Provision for taxes on net realized gain on investments   $ (100) (100) $ (100) (100)  
Provision for taxes on net unrealized gain (loss) on investments   $ 0 $ 0 $ 0 $ 0  
Past Due 30 Days or More            
Significant Accounting Policies [Line Items]            
Number of portfolio on nonaccrual | Portfolio       4   4