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FINANCIAL HIGHLIGHTS - Schedule of Financial Highlights, Additional Information (Details) - $ / shares | 9 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021 | Dec. 31, 2020
Investment Company, Financial Highlights [Line Items] |  |  |  |
Ratio of operating expenses to average net assets | 9.77% | 4.32% |  |
Additional dividends declared (in dollars per share) | $ 0.09 |  |  |
Per share market value at end of period (in dollars per share) | 16.88 | $ 20.33 | $ 21.19 | $ 16.89
Total distributions to stockholders (in dollars per share) | $ 1.36 | $ 1.21 |  |
Base management fees |  |  |  |
Investment Company, Financial Highlights [Line Items] |  |  |  |
Ratio of operating expenses to average net assets | 3.26% | 1.11% |  |
Income based fees and capital gains incentive fees |  |  |  |
Investment Company, Financial Highlights [Line Items] |  |  |  |
Ratio of operating expenses to average net assets | 1.54% | 1.42% |  |
Cost of borrowing |  |  |  |
Investment Company, Financial Highlights [Line Items] |  |  |  |
Ratio of operating expenses to average net assets | 4.54% | 1.60% |  |
Other operating expenses |  |  |  |
Investment Company, Financial Highlights [Line Items] |  |  |  |
Ratio of operating expenses to average net assets | 0.43% | 0.19% |  |

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