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Inventory (Components Of Inventory) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 29, 2013
Dec. 29, 2012
Inventory [Abstract]    
Finished goods $ 29,664 $ 26,182
Work in process 4,159 3,512
Raw materials 12,200 8,326
Inventories $ 46,023 $ 38,020