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Local 1199 Plan's Weighted-Average Asset Allocations (Detail)
Dec. 29, 2012
Dec. 31, 2011
Asset Category    
Defined Benefit Plan Weighted Average Asset Allocations 100.00% 100.00%
Debt Securities
   
Asset Category    
Defined Benefit Plan Weighted Average Asset Allocations 34.00% 34.00%
Equity Securities
   
Asset Category    
Defined Benefit Plan Weighted Average Asset Allocations 66.00% 66.00%