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Foreign Currency and Other, Net (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 30, 2013
Mar. 31, 2012
Component of Other Expense, Nonoperating [Line Items]    
Foreign currency and other, net $ (1,420) $ 62
Foreign Currency Loss
   
Component of Other Expense, Nonoperating [Line Items]    
Foreign currency and other, net (1,000) 300
Other Non-Operating Expenses
   
Component of Other Expense, Nonoperating [Line Items]    
Foreign currency and other, net $ (400) $ (200)