Consolidated Schedule of Investments - Parenthetical - USD ($) $ in Thousands	Dec. 31, 2025		Sep. 30, 2025
Schedule of Investments [Line Items]
Percentage of total assets representing qualifying assets	73.40%		72.10%
Percentage of total assets representing non-qualifying assets	26.60%		27.90%
Investment owned, fair value	$ 7,433,861	[1]	$ 6,899,031	[2]
% of Net Assets	159.40%		151.90%
Equity Securities
Schedule of Investments [Line Items]
Investment owned, fair value	$ 29,233		$ 31,652
% of Net Assets	0.60%		0.70%
Minimum
Schedule of Investments [Line Items]
Interest floor	0.00%		0.00%
Maximum
Schedule of Investments [Line Items]
Interest floor	3.00%		3.00%

[1] Non-Control/Non-Affiliate Investments are investments that are neither Control Investments nor Affiliate Investments. Control Investments generally are defined by the Investment Company Act of 1940, as amended (the “Investment Company Act”), as investments in companies in which the Company owns more than 25% of the voting securities and/or has the power to exercise control over the management or policies of the company. Affiliate Investments generally are defined by the Investment Company Act as investments in companies in which the Company owns between 5% and 25% of the voting securities.

[2] Non-Control/Non-Affiliate Investments are investments that are neither Control Investments nor Affiliate Investments. Control Investments generally are defined by the Investment Company Act as investments in companies in which the Company owns more than 25% of the voting securities and/or has the power to exercise control over the management or policies of the company. Affiliate Investments generally are defined by the Investment Company Act as investments in companies in which the Company owns between 5% and 25% of the voting securities.