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Repurchases of Common Stock (Details) (USD $)
12 Months Ended
Dec. 29, 2012
Dec. 31, 2011
Jan. 01, 2011
Repurchases of Common Stock [Abstract]      
Stock repurchased through stock repurchase program $ 30,023,000 $ 0 $ 0
Payments for Repurchase of Common Stock for Employee Tax Withholding Obligations 4,869,000 371,000 1,391,000
StockRepurchaseDuringPeriodValueDisclosure 34,892,000 371,000 1,391,000
Stock Repurchase Program, Remaining Authorized Repurchase Amount $ 176,700,000