STOCKHOLDERS' DEFICIT - TREASURY STOCK (Details) - USD ($) $ in Millions		9 Months Ended
	Apr. 29, 2015	Dec. 31, 2017	Mar. 31, 2017
Class of Stock [Line Items]
Issuance of treasury stock in connection with payment of withholding taxes (in shares)		(135,000)
Forward Contracts | Class A common stock
Class of Stock [Line Items]
Forward contract indexed	$ 11.4
Indexed shares (in shares)			1,179,138