NET GAIN ON TRADING SECURITIES - Summary of net gain on trading securities (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2021 |
Sep. 30, 2022 |
Sep. 30, 2021 |
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| Investments, Debt and Equity Securities [Abstract] | ||||||||
| Net gain recognized during the period on trading securities sold during the period | $ 3,498 | $ 36,395 | $ (8,232) | [1] | $ 41,966 | [1] | ||
| Net unrealized gain recognized during the reporting period on trading securities still held at the reporting date | 5,507 | 145,208 | 21,671 | 148,319 | ||||
| Net gain recognized during the period on trading securities | $ 9,005 | $ 181,603 | $ 13,439 | $ 190,285 | ||||
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- 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/2003/role/disclosureRef
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- 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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- 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/2009/role/commonPracticeRef
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- References No definition available.
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