BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Adjustments) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016
Adjustments [Line Items]
Change in net income	$ 25,140	$ (29,842)	$ 82,680	$ (31,977)
Change in earnings per share, basic (usd per share)	$ 0.22	$ (0.33)	$ 0.76	$ (0.37)
Change in earnings per share, diluted (usd per share)	$ 0.21	$ (0.33)	$ 0.74	$ (0.37)
Grand Theft Auto | Restatement Adjustment
Adjustments [Line Items]
Change in net revenue	$ (78,761)		$ (183,206)
Change in income from operations	(72,633)		(168,997)
Change in net income	$ (57,150)		$ (145,303)
Change in earnings per share, basic (usd per share)	$ (0.50)		$ (1.33)
Change in earnings per share, diluted (usd per share)	$ (0.49)		$ (1.30)