Basis Of Presentation And Description Of Business (Variable Interest Entities) (Details) (USD $) In Thousands, unless otherwise specified	Aug. 13, 2012	Jan. 30, 2012
Variable Interest Entity [Line Items]
Consolidated advertising fund assets and advertising fund liabilities	$ 22,941	$ 18,407
National advertising fund [Member] | Variable Interest Entity, Primary Beneficiary [Member]
Variable Interest Entity [Line Items]
Number of entities	1
Local co-operative advertising funds [Member] | Variable Interest Entity, Primary Beneficiary [Member]
Variable Interest Entity [Line Items]
Number of entities	80