PREFERRED STOCK - Additional Information (Details)	12 Months Ended
	Jun. 30, 2017 $ / shares
Class of Stock [Line Items]
Series A preferred stock, redemption price per share (in dollars per share)	$ 0.00
Series A Convertible Preferred Stock
Class of Stock [Line Items]
Preferred stock voting rights	0.194
Series A preferred stock annual cumulative dividend price per share (in dollars per share)	$ 1.50
Series A preferred stock, redemption price per share (in dollars per share)	11.00
Liquidation price to be received by series A preferred stock holder for each outstanding share plus all cumulative unpaid dividends (in dollars per share)	$ 10.00
Series A Convertible Preferred Stock | Common Stock
Class of Stock [Line Items]
Preferred stock voting rights	0.194
Cumulative unpaid dividends converted into common shares, Convertible price per common share (in dollars per share)	$ 1,000