| Line Item | Jun 30, 2026 | Mar 31, 2026 | Dec 31, 2025 | Sep 30, 2025 | Jun 30, 2025 | Mar 31, 2025 | Dec 31, 2024 | Sep 30, 2024 | Jun 30, 2024 | Mar 31, 2024 | Dec 31, 2023 | Sep 30, 2023 | Jun 30, 2023 | Mar 31, 2023 | Dec 31, 2022 | Sep 30, 2022 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Interest income: | ||||||||||||||||
| Interest on cash and cash equivalents | ||||||||||||||||
| Total interest income | ||||||||||||||||
| PIK interest income: | ||||||||||||||||
| Total PIK interest income | ||||||||||||||||
| Fee income: | ||||||||||||||||
| Total fee income | ||||||||||||||||
| Dividend income: | ||||||||||||||||
| Total dividend income | ||||||||||||||||
| Total investment income | ||||||||||||||||
| Expenses: | ||||||||||||||||
| Base management fee | ||||||||||||||||
| Part I incentive fee | ||||||||||||||||
| Professional fees | ||||||||||||||||
| Directors fees | ||||||||||||||||
| Interest expense | ||||||||||||||||
| Administrator expense | ||||||||||||||||
| General and administrative expenses | ||||||||||||||||
| Total expenses | ||||||||||||||||
| Management fees waived | ||||||||||||||||
| Part I incentive fees waived | ||||||||||||||||
| Net expenses | ||||||||||||||||
| Net investment income before taxes | ||||||||||||||||
| (Provision) benefit for taxes on net investment income | ||||||||||||||||
| Net investment income | ||||||||||||||||
| Unrealized appreciation (depreciation): | ||||||||||||||||
| Net unrealized appreciation (depreciation) | ||||||||||||||||
| Foreign currency forward contracts | ||||||||||||||||
| Realized gains (losses): | ||||||||||||||||
| Realized gain (loss) | — | — | — | — | ||||||||||||
| Foreign currency forward contracts | ||||||||||||||||
| Net realized gains (losses) | ||||||||||||||||
| (Provision) benefit for taxes on realized and unrealized gains (losses) | ||||||||||||||||
| Net realized and unrealized gains (losses), net of taxes | ||||||||||||||||
| Net increase (decrease) in net assets resulting from operations | ||||||||||||||||
| Net investment income per common share - basic (in dollars per share) | ||||||||||||||||
| Net investment income per common share - diluted (in dollars per share) | ||||||||||||||||
| Earnings (loss) per common share - basic (in dollars per share) | ||||||||||||||||
| Earnings (loss) per common share - diluted (in dollars per share) |