Goodwill And Other Intangible Assets (Schedule Of Components Of Goodwill) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 25, 2011	Dec. 26, 2010	Dec. 27, 2009
Goodwill [Line Items]
Gross Amount	$ 426,138	$ 373,359
Accumulated Impairment Losses	140,035	142,034
Goodwill, Net	286,103	231,325	244,062
Shrink Management Solutions [Member]
Goodwill [Line Items]
Gross Amount	213,836	219,771
Accumulated Impairment Losses	52,025	54,447
Goodwill, Net	161,811	165,324	171,878
Apparel Labeling Solutions [Member]
Goodwill [Line Items]
Gross Amount	81,662	23,102
Accumulated Impairment Losses	19,078	19,187
Goodwill, Net	62,584	3,915	4,300
Retail Merchandising Solutions [Member]
Goodwill [Line Items]
Gross Amount	130,640	130,486
Accumulated Impairment Losses	68,932	68,400
Goodwill, Net	$ 61,708	$ 62,086	$ 67,884