GOODWILL AND INTANGIBLE ASSETS, NET (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Change in the goodwill balance
Balance at the beginning of the period	$ 217,080	$ 217,288
Currency translation adjustment	(1,917)	(208)
Additions and adjustments (see Note 23)	143,952
Balance at the end of the period	359,115	217,080
Components of the intangible assets subject to amortization
Gross Carrying Amount	113,627	26,859
Accumulated Amortization	(18,192)	(22,250)
Net Book Value	95,435	4,609
Intellectual property
Components of the intangible assets subject to amortization
Gross Carrying Amount	15,931	26,859
Accumulated Amortization	(12,943)	(22,250)
Net Book Value	2,988	4,609
Developed game technology
Components of the intangible assets subject to amortization
Gross Carrying Amount	54,421	0
Accumulated Amortization	(2,659)	0
Net Book Value	51,762	0
Analytics technology
Components of the intangible assets subject to amortization
Gross Carrying Amount	29,959	0
Accumulated Amortization	(999)	0
Net Book Value	28,960	0
User base
Components of the intangible assets subject to amortization
Gross Carrying Amount	9,079	0
Accumulated Amortization	(1,513)	0
Net Book Value	7,566	0
Branding and trade names
Components of the intangible assets subject to amortization
Gross Carrying Amount	4,237	0
Accumulated Amortization	(78)	0
Net Book Value	$ 4,159	$ 0