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EMPLOYEE BENEFIT PLAN (Details) - USD ($) $ in Thousands	12 Months Ended
EMPLOYEE BENEFIT PLAN (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Compensation Related Costs [Abstract]
401(k) plan, maximum employee annual contribution	100.00%
401(k) plan, employer contribution match percentage	50.00%
401(k) plan, employer contribution, employee's deferral compensation percentage	8.00%
401(k) plan expense	$ 1,288	$ 801	$ 110