Goodwill And Other Intangible Assets (Schedule Of Components Of Goodwill) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013		Dec. 30, 2012		Dec. 25, 2011
Goodwill [Line Items]
Gross Amount	$ 420,028		$ 426,601
Accumulated Impairment Losses	239,504		243,860
Goodwill, Net	180,524	[1]	182,741	[1]	286,103
Shrink Management Solutions [Member]
Goodwill [Line Items]
Gross Amount	203,875		208,835
Accumulated Impairment Losses	46,670		49,804
Goodwill, Net	157,205		159,031		161,811
Apparel Labeling Solutions [Member]
Goodwill [Line Items]
Gross Amount	83,680		84,059
Accumulated Impairment Losses	83,680		84,059
Goodwill, Net	0		0		62,584
Retail Merchandising Solutions [Member]
Goodwill [Line Items]
Gross Amount	132,473		133,707
Accumulated Impairment Losses	109,154		109,997
Goodwill, Net	$ 23,319		$ 23,710		$ 61,708

[1] Derived from the Company’s audited Consolidated Financial Statements at December 30, 2012.