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Acquisition (Details 1) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Changes in carrying amount of the goodwill        
Opening value $ 34,090 $ 32,216 $ 34,145 $ 32,216
Changes on account of currency fluctuation 54 (26) (1) (26)
Impairment of Goodwill
Addition on account of business combination   2,536   2,536
Closing value $ 34,144 $ 34,726 $ 34,144 $ 34,726