v3.25.2
Significant Accounting Policies and Recent Accounting Updates (Details)
$ in Thousands
3 Months Ended 9 Months Ended 21 Months Ended
May 16, 2025
USD ($)
Jun. 30, 2025
USD ($)
shares
Jun. 30, 2024
USD ($)
shares
Jun. 30, 2025
USD ($)
segment
shares
Jun. 30, 2024
USD ($)
shares
Jun. 30, 2025
USD ($)
Aug. 01, 2025
USD ($)
Sep. 30, 2024
USD ($)
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Amortization of deferred loan origination fees, net   $ 5,122 $ 6,300 $ 22,662 $ 10,298      
Interest income, operating, accretion of discounts   6,449 6,632 19,404 16,489      
Payment-in-kind interest income   13,516 10,177 38,577 33,805      
Payment-in-kind interest capitalized   12,518 11,245 40,439 36,551      
Investment company, premium prepayment fees   81 162 1,378 338      
Interest and fee income   188,717 132,038 587,500 417,195      
Dividend income, operating, paid in kind   8,020 5,287 23,091 13,890      
Non-cash dividend income   8,020 5,287 23,091 13,890      
Proceeds from dividends received   739 47 4,288 47      
Dividend income   204 418 1,497 555      
Return of capital   1 733 344 1,551      
Fair value non-accrual loan   56,195   56,195   $ 56,195   $ 93,204
Preferred equity securities aggregate amount in nonaccrual status   100   100   100   0
Amortization of debt premium   3,602 3,086 13,880 5,493      
Excise tax   0 125 (475) 1,124      
Income tax   0 0 0 71      
Offering costs, partnership interests $ 288,043              
Maximum percentage of gross sales, commission received, percentage 1.50%              
Deferred debt issuance cost   26,853   26,853   26,853   $ 25,361
Amortization of deferred debt issuance costs   $ 2,413 $ 2,214 $ 7,537 $ 6,869      
Number of operating segment | segment       1        
Number of reporting segment | segment       1        
Subsequent Event                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Stock repurchase program, authorized amount             $ 150,000  
Equity Distribution Agreement Plan 2023                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Consideration received           $ 38,043    
Number of shares issued under Equity Distribution Agreements (in shares) | shares   0 0 2,408,940 0