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STOCK-BASED COMPENSATION (2004 Stock Option and Incentive Plan and 2008 Equity Incentive Plan Information) (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Sep. 30, 2017
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]      
Intrinsic value of options exercised $ 33   $ 69
Cash received from options exercised 50 $ 67 114
Tax benefit realized from options exercised $ 0   $ 0