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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) |  | 12 Months Ended
--- | --- | ---
Jul. 18, 2021 | Mar. 31, 2024 USD ($) investment | Mar. 31, 2023 USD ($) investment | Mar. 31, 2022 USD ($)
Accounting Policies [Abstract] |  |  |  |
FDIC Insured amount |  | $ 18,800,000 | $ 8,900,000 |
FDIC uninsured amount |  | $ 30,700,000 | $ 20,300,000 |
Remaining lease term |  | 11 years 6 months |  |
Concentration Risk [Line Items] |  |  |  |
Non-cash interest income percent |  | 2.90% | 3.20% |
Number of PIK investments | investment |  | 5 | 3 |
Non-cash PIK interest income percent |  | 5.70% | 4.60% |
Interest or penalties expense |  | $ 0 | $ 0 | $ 0
Restricted Stock | 2010 Plan |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Right to grant period | 10 years |  |  |
Percentage of Total Portfolio at Fair Value | Credit risk | Investments on non-accrual status |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Percent of total investment portfolio's fair value |  | 2.30% | 0.30% |
Percentage of Total Portfolio at Cost | Credit risk | Investments on non-accrual status |  |  |  |
Concentration Risk [Line Items] |  |  |  |
Percent of total investment portfolio's fair value |  | 3.90% | 1.30% |

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