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(5) Inventories - Inventories (Details) (USD $)
Sep. 27, 2014
Dec. 28, 2013
Notes to Financial Statements    
Raw materials $ 497,083 $ 359,535
Work in process 1,381,314 1,135,413
Finished goods 1,161,739 1,079,251
Total inventory 3,040,136 2,574,199
Reserve for obsolescence (400,500) (390,500)
Inventories, net $ 2,639,636 $ 2,183,699