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Note 3 - Inventories (Tables)
6 Months Ended
Apr. 02, 2016
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
   
April 2,
2016
   
October 3,
2015
 
Raw materials
  $ 5,954,288     $ 5,455,942  
Work in process
    545,233       338,296  
Finished goods
    1,851,090       3,521,801  
Reserve for obsolescence
    (596,000 )     (570,000 )
    $ 7,754,611     $ 8,746,039