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BORROWINGS - Schedule of Line of Credit Facilities (Details) - USD ($) | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2022 | Feb. 05, 2024 | Feb. 04, 2024 | Oct. 30, 2023 | Oct. 29, 2023
Debt Instrument [Line Items] |  |  |  |  |  |  |
Borrowings outstanding at cost | $ 67,000,000 | $ 35,200,000 |  |  |  |  |
Credit Facility | Revolving Line of Credit | Line of Credit |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Commitment amount | 200,000,000 | 180,000,000 |  | $ 200,000,000 | $ 135,000,000 | $ 135,000,000 | $ 180,000,000
Borrowings outstanding at cost | 67,000,000 | 35,200,000 |  |  |  |  |
Availability | 133,000,000 | 144,800,000 |  |  |  |  |
Weighted-average borrowings outstanding | $ 60,980,000 | $ 16,186,000 | $ 18,051,000 |  |  |  |
Effective interest rate | 10.10% | 17.30% | 12.50% |  |  |  |
Commitment (unused) fees incurred | $ 986,000 | $ 1,655,000 | $ 1,641,000 |  |  |  |
Adjusted availability | $ 133,000,000 | $ 144,800,000 |  |  |  |  |

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