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Receivables (Details) (Allowance For Doubtful Debt and Related Reserve, USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 29, 2012
Dec. 31, 2011
Jan. 01, 2011
Allowance For Doubtful Debt and Related Reserve
     
Movement in Valuation Allowances and Reserves [Roll Forward]      
Beginning balance $ 5,135 $ 5,715 $ 8,387
Expense/(Income) 2,034 2,576 2,222
Write offs and Other, Net (2,449) (3,156) (4,894)
Ending balance $ 4,720 $ 5,135 $ 5,715