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BORROWINGS - Corporate Credit Facility and Special Purpose Vehicle Financing Credit Facility (Details) - Line of Credit - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Corporate Credit Facility |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |
Weighted average interest rate | 6.79% |  | 6.76% |
Average borrowings | $ 315,400 |  | $ 317,500 |
Corporate Credit Facility | Corporate Credit Facility |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |
Interest expense | 3,398 | $ 3,226 | 6,860 | $ 6,920
Unused commitment and other fees | 465 | 463 | 899 | 856
Amortization of deferred financing costs | 609 | 558 | 1,218 | 1,107
Total interest and amortization of deferred financing costs | $ 4,472 | $ 4,247 | $ 8,977 | $ 8,883
Weighted average interest rate | 6.72% | 7.74% | 6.68% | 7.75%
Average borrowings | $ 202,391 | $ 166,685 | $ 205,328 | $ 178,579
SPV Credit Facility | SPV Credit Facility |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |
Interest expense | 1,954 | 1,390 | 3,869 | 2,307
Unused commitment and other fees | 299 | 314 | 605 | 613
Amortization of deferred financing costs | 114 | 114 | 228 | 204
Total interest and amortization of deferred financing costs | $ 2,367 | $ 1,818 | $ 4,702 | $ 3,124
Weighted average interest rate | 6.92% | 7.85% | 6.90% | 7.87%
Average borrowings | $ 112,967 | $ 70,826 | $ 112,202 | $ 58,617

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