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Property, Plant and Equipment (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 28, 2012
Dec. 30, 2011
Machinery and equipment $ 13,578 $ 13,654
Furniture and fixtures 5,487 4,324
Leasehold improvements 4,850 4,783
Property, Plant and Equipment, Gross 23,915 22,761
Less accumulated depreciation 19,217 18,539
Property, Plant and Equipment, Net $ 4,698 $ 4,222