v3.26.1
Consolidated Schedule of Investments - Derivatives, Interest Rate Swap - USD ($)
$ in Thousands
Jun. 30, 2026
Sep. 30, 2025
Schedule of Investments [Line Items]    
Derivative liability $ (6,699) $ (7,329)
Gross Amount of Recognized Assets 5,815 8,713
Interest rate swap    
Schedule of Investments [Line Items]    
Derivative liability (6,699) (12,150)
Gross Amount of Recognized Assets 1,286 12,981
Derivative asset at fair value $ (5,413) $ 831
Open Swap Contract, Identifier [Axis]: Interest Rate Swap, Maturing February 15, 2029    
Schedule of Investments [Line Items]    
Interest rate (as a percent) 7.10% 7.10%
Floating interest rate (as a percent) 3.1255% 3.1255%
Notional amount $ 300,000 $ 300,000
Gross Amount of Recognized Assets $ (780) $ 4,821
Open Swap Contract, Identifier [Axis]: Interest Rate Swap, Maturing February 27, 2030    
Schedule of Investments [Line Items]    
Interest rate (as a percent) 6.34% 6.34%
Floating interest rate (as a percent) 2.192% 2.192%
Notional amount $ 300,000 $ 300,000
Gross Amount of Recognized Assets $ 1,286 $ 8,160
Open Swap Contract, Identifier [Axis]: Interest Rate Swap, Maturing January 15, 2027    
Schedule of Investments [Line Items]    
Interest rate (as a percent) 2.70% 2.70%
Floating interest rate (as a percent) 1.658% 1.658%
Notional amount $ 350,000 $ 350,000
Derivative liability $ (5,919) $ (12,150)