Goodwill And Other Intangible Assets (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 25, 2011	Dec. 26, 2010	Dec. 27, 2009
Goodwill And Other Intangible Assets [Abstract]
Intangible assets, net	$ 84,557,000	$ 90,823,000
Amortization expense	10,800,000	11,200,000	11,600,000
Goodwill impairment	3,411,000
Discontinued operations	(3,782,000)
Asset impairments	7,843,000
Goodwill impairment charges	592,000
Intangible asset impairment	$ 2,781,000