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STOCKHOLDERS' EQUITY (Schedule of Compensation Expense) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Mar. 31, 2016
Mar. 31, 2015
Restricted stock units [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Compensation expenses $ 736 $ 1,074 $ 2,239 $ 2,712
Unrecognized compensation expense 1,676   $ 1,676  
Unrecognized compensation expense, recognition period     1 year 9 months 29 days  
Restricted stock units [Member] | Consultants [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Compensation expenses 58 83 $ 126 198
Restricted stock units [Member] | Research and development expenses [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Compensation expenses 260 482 743 977
Restricted stock units [Member] | Research and development expenses [Member] | Consultants [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Compensation expenses 6 33 26 110
Restricted stock units [Member] | General and administrative expenses [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Compensation expenses 476 592 1,496 1,735
Restricted stock units [Member] | General and administrative expenses [Member] | Consultants [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Compensation expenses 52 50 100 88
Options And Warrants [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Compensation expenses $ 1 $ 1 $ 2 2
Options And Warrants [Member] | Research and development expenses [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Compensation expenses 1
Options And Warrants [Member] | General and administrative expenses [Member]        
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]        
Compensation expenses $ 1 $ 1 $ 2 $ 1