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Inventory (Tables)
 6 Months Ended
Mar. 31, 2017
Inventory Disclosure [Abstract]  
Schedule of inventory

Inventory consists of the following:

 

   

March 31,

2017

    

September 24,

2016

  
Component parts   $ 4,745     $ 6,175  
Finished goods     1,957       1,509  
Total inventories   $ 6,702     $ 7,684