Goodwill And Other Intangible Assets (Narrative) (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012	Dec. 29, 2012
Finite-Lived Intangible Assets [Line Items]
Amortization expense related to intangibles	$ 2,400,000	$ 1,200,000	$ 7,200,000	$ 3,600,000
Assets held for sale	22,707,000		22,707,000		11,038,000
Routes businesses – unamortized
Finite-Lived Intangible Assets [Line Items]
Assets held for sale	11,800,000		11,800,000		4,900,000
Trademarks – unamortized
Finite-Lived Intangible Assets [Line Items]
Impairment of intangible assets, indefinite-lived	1,900,000
Number of intangible assets impaired	1		1
Goodwill [Member]
Finite-Lived Intangible Assets [Line Items]
Assets held for sale	$ 6,000,000		$ 6,000,000		$ 2,300,000