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INTANGIBLE ASSETS - Future Amortization (Details) - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2015
INTANGIBLE ASSETS      
Amortization of intangible assets $ 107 $ 221 $ 222
Estimated amortization expense      
2018 107    
2019 107    
2020 107    
2021 107    
2022 107    
and thereafter 108    
Net Carrying Amount $ 643 $ 750