Investments - Schedule of Investments at Amortized Cost and Fair Value (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Sep. 30, 2025
Senior Secured First Lien Term Loans [Member]
Schedule of Investments at Amortized Cost and Fair Value [Line Items]
Amortized Cost	$ 133,882	$ 125,373
Percentage	40.80%	38.60%
Fair Value	$ 119,447	$ 116,567
Percentage	39.60%	38.60%
Senior Secured Notes [Member]
Schedule of Investments at Amortized Cost and Fair Value [Line Items]
Amortized Cost	$ 15,076	$ 17,039
Percentage	4.60%	5.30%
Fair Value	$ 15,112	$ 17,457
Percentage	5.00%	5.80%
Fund Investment [Member]
Schedule of Investments at Amortized Cost and Fair Value [Line Items]
Amortized Cost	$ 2,138	$ 2,194
Percentage	0.70%	0.70%
Fair Value	$ 2,412	$ 2,227
Percentage	0.80%	0.70%
Equity/Warrants [Member]
Schedule of Investments at Amortized Cost and Fair Value [Line Items]
Amortized Cost	$ 176,318	$ 179,783
Percentage	53.90%	55.40%
Fair Value	$ 164,666	$ 166,021
Percentage	54.60%	54.90%
Investments [Member]
Schedule of Investments at Amortized Cost and Fair Value [Line Items]
Amortized Cost	$ 327,414	$ 324,389
Percentage	100.00%	100.00%
Fair Value	$ 301,637	$ 302,272
Percentage	100.00%	100.00%