Fair Value Measurements - Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments (Details) - Level 3 [Member] - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 224,187	$ 140,290
Senior Secured First Lien Term Loans [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 74,485	$ 65,236
Valuation Methodology	Income Approach	Income Approach
Unobservable Input	Market Yield	Market Yield
Range (Weighted Average)	3.3% - 14.5% (10.0%)	3.5% - 42.5% (15.3%)
Impact to Valuation From An Increase In Input	Decrease	Decrease
Senior Secured First Lien Term Loans Two [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 13,428	$ 1,002
Valuation Methodology	Market Approach	Market Approach
Unobservable Input	EBITDA Multiple	Market Spread
Range (Weighted Average)	1.8x - 2.8x (2.3x)	4.5% - 5.0% (4.75%)
Impact to Valuation From An Increase In Input	Increase	Decrease
Senior Secured First Lien Term Loans Three [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 997	$ 350
Valuation Methodology	Market Approach	Cost Approach
Unobservable Input	Market Spread	Collateral Value
Range (Weighted Average)	4.8% - 5.5% (5.1%)	N/A
Impact to Valuation From An Increase In Input	Increase	N/A
Senior Secured First Lien Term Loans Four [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 71
Valuation Methodology	Recent Purchase
Unobservable Input	Purchase Price
Range (Weighted Average)	N/A
Impact to Valuation From An Increase In Input	N/A
Senior Secured Notes [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 6,997	$ 7,422
Valuation Methodology	Cost Approach	Recent Purchase
Unobservable Input	Collateral Value	Purchase Price
Range (Weighted Average)	N/A	N/A
Impact to Valuation From An Increase In Input	N/A	N/A
Equity/Warrants [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 78,255	$ 36,683
Valuation Methodology	Market Approach	Cost Approach
Unobservable Input	EBITDA Multiple	Collateral Value
Range (Weighted Average)	1.3x - 13.0x (11.0x)	N/A
Impact to Valuation From An Increase In Input	Increase	N/A
Equity/Warrants One [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 37,181	$ 27,014
Valuation Methodology	Cost Approach	Market Approach
Unobservable Input	Replacement Cost	EBITDA Multiple
Range (Weighted Average)	N/A	4.3x - 10.3x (8.4x)
Impact to Valuation From An Increase In Input	N/A	Increase
Equity/Warrants Two [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 3,948	$ 101
Valuation Methodology	Market Approach	Recent Purchase
Unobservable Input	Market Quote	Purchase Price
Range (Weighted Average)	N/A	N/A
Impact to Valuation From An Increase In Input	N/A	N/A
Equity/Warrants Three [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 6,000	$ 83
Valuation Methodology	Market Approach	Income Approach
Unobservable Input	Revenue Multiple	DLOM (Discount for lack of Marketability)
Range (Weighted Average)	2.5x-3.0x (2.8x)	27.0% - 31.0% (29.0%)
Impact to Valuation From An Increase In Input	Increase	Decrease
Equity/Warrants Four [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 2,725
Valuation Methodology	Income Approach
Unobservable Input	Market Yield
Range (Weighted Average)	28.3%-28.8% (28.5%)
Impact to Valuation From An Increase In Input	Decrease
Equity/Warrants Five [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 100
Valuation Methodology	Cost Approach
Unobservable Input	Collateral Value
Range (Weighted Average)	N/A
Impact to Valuation From An Increase In Input	N/A
Senior Secured First Lien Term Loans One [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value		$ 2,399
Valuation Methodology		Market Approach
Unobservable Input		EBITDA Multiple
Range (Weighted Average)		1.8x - 2.3x (2.0x)
Impact to Valuation From An Increase In Input		Increase