TRADING AND AVAILABLE-FOR-SALE SECURITIES AT FAIR VALUE - Schedule of amortized cost, unrealized gains and losses accumulated in other comprehensive income, and fair value of available-for-sale securities (Details) - USD ($) $ in Thousands |
Mar. 31, 2022 |
Mar. 31, 2021 |
|---|---|---|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Assets measured at amortized cost | $ 1 | $ 1 |
| Unrealized loss accumulated in other comprehensive income | 0 | 0 |
| Assets measured at fair value | 1 | 1 |
| Equity securities | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Assets measured at amortized cost | 1 | 1 |
| Unrealized loss accumulated in other comprehensive income | 0 | 0 |
| Assets measured at fair value | $ 1 | $ 1 |
| X | ||||||||||
- Definition Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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| X | ||||||||||
- Details
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