ASSETS AND LIABILITIES HELD FOR SALE - Income Statement (Details) - As recast - USD ($) $ in Thousands  | 
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2022  | 
Mar. 31, 2021  | 
Mar. 31, 2020  | 
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| Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] | |||
| Fee and commission income | $ 69,742 | $ 52,780 | $ 24,390 | 
| Net (loss)/gain on trading securities | (78,674) | 20,275 | 6,591 | 
| Interest income | 28,399 | 11,221 | 5,639 | 
| Net gain/(loss) on foreign exchange operations | (39,672) | 2,285 | 2,027 | 
| Net gain/(loss) on derivative | 0 | 39 | (138) | 
| Total revenue, net | (20,205) | 86,600 | 38,509 | 
| Fee and commission expense | 7,988 | 7,122 | 2,521 | 
| Interest expense | 10,450 | 8,760 | 2,199 | 
| Operating expense | 73,029 | 41,981 | 34,312 | 
| Provision for impairment losses | 779 | 45 | 90 | 
| Other (income)/expense, net | 4,748 | 174 | 345 | 
| Total expense | 96,994 | 58,082 | 39,467 | 
| (Loss)/Income before income tax | $ (117,199) | $ 28,518 | $ (958) | 
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- Definition Disposal Group, Including Discontinued Operation, Fee And Commission Expense No definition available. 
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- Definition Disposal Group, Including Discontinued Operation, Fee And Commission income No definition available. 
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- Definition Disposal Group, Including Discontinued Operation, Net Gain/(Loss) On Derivative No definition available. 
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- Definition Disposal Group, Including Discontinued Operation, Net (Loss)/Gain On Trading Securities No definition available. 
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- Definition Disposal Group, Including Discontinued Operation, Provision For Impairment Losses No definition available. 
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- Definition Disposal Group, Including Discontinued Operation, Total Expense No definition available. 
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- Definition Amount of foreign currency translation gain (loss) in the disposal group, including discontinued operation, recognized in the statement of income as a result of the sale or complete or substantially complete liquidation of an investment in a foreign entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of gross profit attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of interest expense attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of interest income attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of operating expense attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of other expense attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of revenue attributable to disposal group, including, but not limited to, discontinued operation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- 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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- Details 
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