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FINANCIAL HIGHLIGHTS (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024 | Dec. 31, 2023
Investment Company, Financial Highlights [Roll Forward] |  |  |  |
NAV as of the beginning of the period (in dollars per share) | $ 15.53 | $ 15.54 |  |
Net investment income (in dollars per share) | 0.38 | 0.36 |  |
Net realized gain (loss) (in dollars per share) | (0.47) | (0.05) |  |
Net unrealized appreciation (depreciation) (in dollars per share) | 0.42 | (0.03) |  |
Income tax provision (in dollars per share) | 0.03 | (0.02) |  |
Net increase (decrease) in net assets resulting from operations (in dollars per share) | 0.36 | 0.26 |  |
Dividends paid from net investment income (in dollars per share) | (0.36) | (0.37) |  |
Distributions paid or accrued (in dollars per share) | (0.36) | (0.37) |  |
Dilutive effect of stock offerings (issuing shares below NAV per share) (in dollars per share) | (0.16) | 0 |  |
Other (in dollars per share) | (0.02) | 0.01 |  |
NAV as of the end of the period (in dollars per share) | 15.35 | $ 15.44 |  |
Market value as of the end of the period (in dollars per share) | $ 16.47 |  |  |
Shares outstanding as of the end of the period (in shares) | 46,849,531 | 40,056,294 |  |
NAV as of the end of the period | $ 718,940 | $ 618,521 | $ 624,903 | $ 622,307
Average NAV | 671,922 | 620,414 |  |
Average outstanding debt | $ 517,938 | $ 488,688 |  |
Ratios to average NAV: |  |  |  |
Ratio of total expenses, including income tax expense, to average NAV (as a percent) | 2.24% | 3.62% |  |
Ratio of operating expenses to average NAV (as a percent) | 2.45% | 3.47% |  |
Ratio of operating expenses excluding interest expense, to average NAV (as a percent) | 1.22% | 1.93% |  |
Ratio of operating expenses, excluding interest expense and incentive fees to average NAV (as a percent) | 0.92% | 1.34% |  |
Ratio of net investment income to average NAV (as a percent) | 2.50% | 2.34% |  |
Portfolio turnover ratio (as a percent) | 5.02% | 4.72% |  |
Investment Company, Total Return, Market Value | 8.47% |  |  |
Total return based on change in NAV (as a percent) | 2.54% | 1.70% |  |
Purchase of stock at the public offering price (in dollars per share) | $ 15.53 |  |  |
Expense waivers | $ 0 | $ 2,100 |  |
Investment Company, Ratio To Average Net Assets Excluding Expense Waivers |  |  |  |
Ratio of total expenses, including income tax expense, to average NAV (as a percent) |  | 3.97% |  |
Ratio of operating expenses to average NAV (as a percent) |  | 3.81% |  |
Ratio of operating expenses, excluding interest expense, to average NAV (as a percent) |  | 2.27% |  |
Ratio of operating expenses, excluding interest expense and incentive fees, to average NAV (as a percent) |  | 0.0169 |  |
Ratio of net investment income to average NAV (as a percent) |  | 2.01% |  |

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