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NONCONTROLLING INTERESTS (Details) - USD ($) $ in Thousands	12 Months Ended
NONCONTROLLING INTERESTS (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2015	Mar. 31, 2014
Non-controlling interests
Issuance of subsidiary shares	$ 9,306		$ 300
Loss from noncontrolling interests	8,500	$ 6,700	$ 4,300
Previously wholly-owned subsidiary
Non-controlling interests
Issuance of subsidiary shares	$ 9,300
Previously wholly-owned subsidiary \| Maximum
Non-controlling interests
Ownership interest by third party investor (less than 20%)	20.00%			20.00%