Fair Value Measurements (Details) - Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments - Fair Value, Inputs, Level 3 [Member] - USD ($) $ in Thousands	12 Months Ended
Sep. 30, 2024	Sep. 30, 2023
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 140,290	$ 165,316
Senior Secured First Lien Term Loans [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 65,236	$ 69,943
Valuation Methodology	Income Approach	Income Approach
Unobservable Input	Market Yield	Market Yield
Range (Weighted Average)	3.5% - 42.5% (15.3%)	8.50% - 32.0% (13.78%)
Impact to Valuation From An Increase In Input	Decrease	Decrease
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	$ 751
Valuation Methodology	Market Approach	Market Approach
Unobservable Input	EBITDA Multiple	Revenue Multiple
Range (Weighted Average)	1.8x - 2.3x (2.0x)	0.3x - 0.3x (0.3x)
Impact to Valuation From An Increase In Input	Increase	Increase
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	$ 1,002	$ 10,939
Valuation Methodology	Market Approach	Market Approach
Unobservable Input	Market Spread	EBITDA Multiple
Range (Weighted Average)	4.5% - 5.0% (4.75%)	1.7x - 5.0x (3.1x)
Impact to Valuation From An Increase In Input	Decrease	Increase
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	$ 350	$ 866
Valuation Methodology	Cost Approach	Market Approach
Unobservable Input	Collateral Value	LTM EBITDA Multiple
Range (Weighted Average)	N/A	5.8x - 6.8x (6.3x)
Impact to Valuation From An Increase In Input	N/A	Increase
Senior Secured Notes [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 7,422
Valuation Methodology	Recent Purchase
Unobservable Input	Purchase Price
Range (Weighted Average)	N/A
Impact to Valuation From An Increase In Input	N/A
Equity Warrants [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 36,683	$ 38,870
Valuation Methodology	Cost Approach	Cost Approach
Unobservable Input	Collateral Value	Collateral Value
Range (Weighted Average)	N/A	N/A
Impact to Valuation From An Increase In Input	N/A	N/A
Equity Warrants One [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 27,014	$ 11,734
Valuation Methodology	Market Approach	Market Approach
Unobservable Input	EBITDA Multiple	LTM Multiple
Range (Weighted Average)	4.3x - 10.3x (8.4x)	5.8x - 6.8x (6.3x)
Impact to Valuation From An Increase In Input	Increase	Increase
Equity Warrants Two [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 101	$ 22,007
Valuation Methodology	Recent Purchase	Market Approach
Unobservable Input	Purchase Price	EBITDA Multiple
Range (Weighted Average)	N/A	1.8x - 36.8x (2.8x)
Impact to Valuation From An Increase In Input	N/A	Increase
Equity Warrants Three [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value	$ 83	$ 10,000
Valuation Methodology	Income Approach	Recent Purchase
Unobservable Input	DLOM (Discount for lack of Marketability)	Purchase Price
Range (Weighted Average)	27.0%-31.0% (29.0%)	N/A - N/A (N/A)
Impact to Valuation From An Increase In Input	Decrease	N/A
Equity Warrants Four [Member]
Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]
Fair Value		$ 206
Valuation Methodology		Income Approach
Unobservable Input		DLOM (Discount for lack of Marketability)
Range (Weighted Average)		3.0x - 3.2x (3.1x)
Impact to Valuation From An Increase In Input		Decrease

Schedule of Quantitative Information About Level 3 Fair Value Measurements of Our Investments [Line Items]