Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details) - Schedule of share-based compensation expense

v3.5.0.2
Stockholders' Equity (Details) - Schedule of share-based compensation expense - USD ($)
$ in Thousands
 3 Months Ended
Oct. 31, 2016
Oct. 31, 2015
Stockholders' Equity (Details) - Schedule of share-based compensation expense [Line Items]    
Stock Based Compensation Expense $ 151 $ 111
Options [Member]    
Stockholders' Equity (Details) - Schedule of share-based compensation expense [Line Items]    
Stock Based Compensation Expense 146 104
Restricted Stocks [Member]    
Stockholders' Equity (Details) - Schedule of share-based compensation expense [Line Items]    
Stock Based Compensation Expense $ 5 $ 7