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INVENTORY (Details) (USD $)
Mar. 28, 2015
Dec. 27, 2014
Inventory Disclosure [Abstract]    
Raw materials $ 1,401,645us-gaap_InventoryRawMaterials $ 2,057,202us-gaap_InventoryRawMaterials
Work-in-process 1,860,264us-gaap_InventoryWorkInProcess 1,551,799us-gaap_InventoryWorkInProcess
Finished goods 392,304us-gaap_InventoryFinishedGoods 472,885us-gaap_InventoryFinishedGoods
Inventory $ 3,654,213us-gaap_InventoryNet $ 4,081,886us-gaap_InventoryNet