NET GAIN ON TRADING SECURITIES - Narrative (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Investments, Debt and Equity Securities [Abstract] | ||||
| Net gain recognized during the period on trading securities sold during the period | $ 52,305 | $ 15,013 | $ 105,091 | $ 30,254 |
| Net unrealized (loss)/gain recognized during the reporting period on trading securities still held at the reporting date | (8,827) | 74,551 | 21,093 | 75,525 |
| Net (loss)/gain on trading securities | $ 43,478 | $ 89,564 | $ 126,184 | $ 105,779 |
| X | ||||||||||
- Definition Amount of unrealized and realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in net income (trading). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in net income (trading). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in net income (trading). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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