COMMITMENTS (Details Textual) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jan. 31, 2016
Jan. 31, 2015
Jan. 31, 2016
Jan. 31, 2015
Other Commitments [Line Items]        
Operating Leases, Rent Expense $ 21 $ 40 $ 42 $ 81