Quarterly report pursuant to Section 13 or 15(d)

Inventories (Details) - Schedule of inventory, current

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Inventories (Details) - Schedule of inventory, current (USD $)
In Thousands, unless otherwise specified
Oct. 31, 2014
Jul. 31, 2014
Schedule of inventory, current [Abstract]    
Raw materials $ 1,090 $ 1,092
Work in process 2,454 2,460
Finished products 4,979 5,138
$ 8,523 $ 8,690