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Restructuring and Related Charges (Details) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Jun. 29, 2013
Jun. 30, 2012
Restructuring and Related Charges (Details) [Line Items]    
Restructuring Charges $ 522 $ 395
Severance and Relocation Cost [Member]
   
Restructuring and Related Charges (Details) [Line Items]    
Restructuring Charges $ 522