STOCK-BASED COMPENSATION - UNRECOGNIZED COMPENSATION EXPENSE (Details) $ in Thousands	6 Months Ended
	Dec. 31, 2015 USD ($)
Stock options
Unrecognized stock-based compensation expense
Unrecognized compensation expense	$ 735
Weighted-average vesting period (years)	2 years 1 month 6 days
Stock appreciation rights
Unrecognized stock-based compensation expense
Unrecognized compensation expense	$ 2,707
Weighted-average vesting period (years)	2 years
Restricted stock
Unrecognized stock-based compensation expense
Unrecognized compensation expense	$ 6,817
Weighted-average vesting period (years)	3 years 3 months 18 days
Performance stock
Unrecognized stock-based compensation expense
Unrecognized compensation expense	$ 4,014
Weighted-average vesting period (years)	1 year 7 months 6 days