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2. Inventories (Tables)
9 Months Ended
Oct. 01, 2016
Inventory Disclosure [Abstract]  
Schedule of inventories
   October 1, 2016   January 2, 2016 
Appliances held for resale  $16,139   $16,360 
Processed metals from recycled appliances held for resale   203    367 
Other   6    6 
   $16,348   $16,733