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IDENTIFIED INTANGIBLE ASSETS (Details Textual) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 30, 2012
Dec. 25, 2011
Dec. 26, 2010
Amortization of Intangible Assets $ 5.8 $ 5.7 $ 5.7
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months 5.7    
Finite-Lived Intangible Assets, Amortization Expense, Year Two 5.7    
Finite-Lived Intangible Assets, Amortization Expense, Year Three 5.7    
Finite-Lived Intangible Assets, Amortization Expense, Year Four 5.7    
Finite-Lived Intangible Assets, Amortization Expense, Year Five $ 5.8