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21. Net Gain on Trading Securities (Details) - USD ($) $ in Thousands | 12 Months Ended
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Mar. 31, 2019 | Mar. 31, 2018
Net gain recognized during the period on trading securities sold during the period | $ 25,535 |
Net unrealized gain/loss recognized during the reporting period on trading securities still held at the reporting date | (5,373) |
Net gain recognized during the period on trading securities | $ 20,162 |
(Recast) |  |
Net gain recognized during the period on trading securities sold during the period |  | $ 17,725
Net unrealized gain/loss recognized during the reporting period on trading securities still held at the reporting date |  | 16,502
Net gain recognized during the period on trading securities |  | $ 34,227

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- References No definition available. + Details
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- Definition Amount of unrealized and realized gain (loss) on investment in marketable security, including other-than-temporary impairment (OTTI). + References No definition available. + Details
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- Details
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