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Restructuring, Impairments and Other Nonrecurring Charges (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jul. 01, 2012
Jul. 03, 2011
Jul. 01, 2012
Jul. 03, 2011
Restructuring, Impairments and Other Nonrecurring Charges (Textual) [Abstract]        
Recorded restructuring charges $ 0 $ 130 $ 0 $ (123)