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Note 10 - Inventory - Inventory Components (Details) - USD ($)
Jul. 05, 2015
Dec. 31, 2014
Raw materials $ 14,300,000 $ 16,687,000
Work in process 11,674,000 11,702,000
Finished goods 5,589,000 6,991,000
Reserve for excess and obsolete inventory (7,099,000) (6,349,000)
Total $ 24,464,000 $ 29,031,000