Annual report pursuant to Section 13 and 15(d)

Inventories (Details) - Schedule of inventory, current

v3.5.0.2
Inventories (Details) - Schedule of inventory, current - USD ($)
$ in Thousands
Jul. 31, 2016
Jul. 31, 2015
Schedule of inventory, current [Abstract]    
Raw materials $ 951 $ 1,013
Work in process 1,755 2,002
Finished products 4,265 4,381
$ 6,971 $ 7,396