Annual report pursuant to Section 13 and 15(d)

Property, plant, and equipment

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Property, plant, and equipment
12 Months Ended
Jul. 31, 2017
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment Disclosure [Text Block]

Note 5 - Property, plant, and equipment


At July 31, 2017 and 2016 property, plant, and equipment consist of:


    2017     2016  
Building and building improvements   $ 4,898     $ 4,915  
Machinery and equipment (includes asset under capital lease - see Note 9)     7,878       7,479  
Office furniture and computer equipment     19,434       19,765  
Leasehold improvements     5,389       5,172  
      37,599       37,331  
Accumulated depreciation and amortization     (30,410 )     (29,829 )
      7,189       7,502  
Land and land improvements     712       712  
    $ 7,901     $ 8,214