| DEFERRED TAX ASSETS (Details 2) - USD ($) $ in Thousands | 12 Months Ended | |
|---|---|---|
| Mar. 31, 2021 | Mar. 31, 2020 | |
| DEFERRED TAX LIABILITIES ASSETS (Tables) | ||
| Current income tax charge | $ (27,386) | $ (5,307) | 
| Deferred income tax charge/(benefit) | (2,712) | (695) | 
| Income tax provision | $ 30,098 | $ 6,002 | 
| X | ||||||||||
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. No definition available. 
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| X | ||||||||||
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- Definition Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
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- Definition Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
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- References No definition available. 
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