SHARE-BASED COMPENSATION - Warrants - Activity (Details)	12 Months Ended
	Jun. 30, 2017 $ / shares shares
Warrants
Outstanding at the beginning of the period (in shares) | shares	0
Granted (in shares) | shares	4,041,951
Outstanding at the end of the period (in shares) | shares	4,041,951
Weighted average share price
Outstanding at the beginning of the period (in dollars per share) | $ / shares	$ 0.00
Granted (in dollars per share) | $ / shares	1.98
Outstanding at the end of the period (in dollars per share) | $ / shares	$ 1.98
Weighted average remaining contractual life (years)
Granted (in years)	1 year 10 months 28 days
Outstanding at the end of the period	1 year 10 months 28 days