Annual report pursuant to Section 13 and 15(d)

23. Net Gain on Foreign Exchange Operations (Details)

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23. Net Gain on Foreign Exchange Operations (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Translation difference $ 1,208  
Sales and purchases of foreign currency, dealing 642  
Total net gain on foreign exchange operations $ 1,850  
(Recast)    
Translation difference   $ (812)
Sales and purchases of foreign currency, dealing   1,086
Total net gain on foreign exchange operations   $ 274