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Inventory (Tables)
 12 Months Ended
Sep. 30, 2017
Inventory Disclosure [Abstract]  
Schedule of inventory

Inventory consists of the following:

 

    September 30,
2017		     September 24,
2016		  
Component parts   $ 4,100       6,175  
Finished goods     911       1,509  
Total inventories   $ 5,011       7,684