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CONVERTIBLE DEBT (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2015
Short-term Debt [Line Items]      
Convertible security, current portion $ 2,161  
Total convertible debt, net of current portion 1,896 6,466  
Unsecured Convertible Promissory Notes [Member]      
Short-term Debt [Line Items]      
Total convertible debt, net of current portion 592 475 $ 393
Secured Convertible Security [Member]      
Short-term Debt [Line Items]      
Convertible security, current portion 2,161 5,991 $ 4,500
Total convertible debt, net of current portion $ 1,304 $ 5,991