Basis Of Presentation (Effect Of Largest Customer In Sales) (Details)	4 Months Ended
	Apr. 21, 2012	Apr. 23, 2011
Entity Wide Revenue Major Customer [Line Items]
Percentage of sales, Total	10.00%
Wal-Mart/Sam's Club [Member]
Entity Wide Revenue Major Customer [Line Items]
Percentage of sales, Total	21.30%	21.90%
DSD [Member] | Wal-Mart/Sam's Club [Member]
Entity Wide Revenue Major Customer [Line Items]
Percentage of sales, Total	17.60%	17.90%
Warehouse Delivery [Member] | Wal-Mart/Sam's Club [Member]
Entity Wide Revenue Major Customer [Line Items]
Percentage of sales, Total	3.70%	4.00%