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Acquisitions (Details 1) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Changes in carrying amount of the goodwill    
Opening value $ 32,216 $ 32,275
Changes due to currency fluctuation (61) 1
Impairment of Goodwill (60)
Addition due to business combination 1,990
Closing value $ 34,145 $ 32,216