DISTRIBUTIONS TO COMMON STOCKHOLDERS - Narrative (Details) - USD ($) $ in Thousands |
12 Months Ended | ||||
|---|---|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2024 |
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Equity [Abstract] | |||||
| Investment company, cash distributions paid to common stockholders from ordinary income | 51.30% | 52.90% | |||
| Investment company, cash distributions paid to common stockholders from capital gains | 48.70% | 47.10% | |||
| Cash distributions to common stockholders | $ 57,200 | $ 61,000 | $ 76,100 | ||
| Undistributed ordinary income | 21,283 | 36,673 | 18,700 | ||
| Capital loss carryforwards | 17,300 | 0 | |||
| Distribution paid subsequent to fiscal year-end, classified in prior year, capital loss | $ 0 | ||||
| Distribution paid subsequent to fiscal year-end, classified in prior year, capital gains | $ 18,700 | $ 1,400 | |||
| Investment company, deemed distribution approach, notice period | 60 days | ||||
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- Definition Investment Company, Cash Distributions Paid To Common Stockholders From Capital Gains, Percent No definition available.
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- Definition Investment Company, Cash Distributions Paid To Common Stockholders From Ordinary Income, Percent No definition available.
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- Definition Investment Company, Deemed Distribution Approach, Notice Period No definition available.
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- Definition Investment Company, Distribution Paid Subsequent to Fiscal Year-End, Classified in Prior Year, Capital Gains No definition available.
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- Definition Investment Company, Distribution Paid Subsequent to Fiscal Year-End, Classified in Prior Year, Capital Loss No definition available.
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- Definition Investment Company, Distributions Paid Subsequent to Fiscal Year-End, Classified in Prior Year, Ordinary Income No definition available.
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- Definition Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount of accumulated undistributed deficit from capital loss carryforward of investment company. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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