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Related Party Agreements and Transactions (Details)	1 Months Ended	3 Months Ended
Related Party Agreements and Transactions (Details)	Jul. 31, 2026 USD ($)	Sep. 30, 2026 USD ($) component	Sep. 30, 2025 USD ($)	Jun. 30, 2026 USD ($)
Related Party Transaction [Line Items]
Base management fee		$ 31,218,000	$ 33,617,000
Income incentive fee		7,743,000	1,234,000
Incentive fee expense, capital-gain-based		0	0
Litigation settlement	$ 3,250,000
Allocation of overhead		5,524,000	5,524,000
Software fees incurred		81,000	87,000
To Offset Current Period Allocations of Overhead Expense, Reimbursement Of Administration Expense
Related Party Transaction [Line Items]
Proceeds from legal settlements		3,250,000
Affiliated Entity
Related Party Transaction [Line Items]
Incentive fee		0
Other		115,000		$ 61,000
Allocation of overhead		5,524,000	5,524,000
Managerial assistance		$ 3,191,000	2,810,000
Investment Advisory Agreement \| Affiliated Entity
Related Party Transaction [Line Items]
Base management fee rate		2.00%
Number of parts to incentive fee \| component		2
Investment Advisory Agreement \| Related Party
Related Party Transaction [Line Items]
Base management fee		$ 31,218,000	33,617,000
Investment Advisory And Management Agreement Incentive Rate Quarterly Hurdle Rate \| Affiliated Entity
Related Party Transaction [Line Items]
Incentive rate		1.75%
Investment Advisory And Management Agreement Incentive Rate Annual Hurdle Rate \| Affiliated Entity
Related Party Transaction [Line Items]
Incentive rate		7.00%
Investment Advisory And Management Agreement Incentive Rate Pre Incentive Fee Net Investment Income Below Catch Up Threshold \| Affiliated Entity
Related Party Transaction [Line Items]
Incentive rate		100.00%
Investment Advisory And Management Agreement Incentive Rate Pre Incentive Fee Net Investment Income Below Catch Up Threshold \| Affiliated Entity \| Maximum
Related Party Transaction [Line Items]
Incentive rate		125.00%
Investment Advisory And Management Agreement Incentive Rate Annual Catch Up Threshold Member \| Affiliated Entity
Related Party Transaction [Line Items]
Incentive rate		8.75%
Investment Advisory And Management Agreement Incentive Rate Pre Incentive Fee Net Investment Income Exceeds Catch Up Threshold Member \| Affiliated Entity
Related Party Transaction [Line Items]
Incentive rate		20.00%
Investment Advisory And Management Agreement Incentive Rate Pre Incentive Fee Net Investment Income Exceeds Catch Up Threshold Member \| Affiliated Entity \| Minimum
Related Party Transaction [Line Items]
Incentive rate		125.00%
Investment Management Agreement - Incentive Rate, Realized Capital Gains \| Affiliated Entity
Related Party Transaction [Line Items]
Incentive rate		20.00%
Administration Agreement \| Affiliated Entity
Related Party Transaction [Line Items]
Administration agreement, termination period without penalties		60 days
Related party transaction, amounts of transaction		$ 252,000	645,000
Reimbursements \| Affiliated Entity
Related Party Transaction [Line Items]
Related party transaction, amounts of transaction		$ 1,000	$ 14,000