Goodwill And Other Intangible Assets (Changes In Carrying Amount Of Route Businesses) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended
Sep. 28, 2013
Routes businesses – unamortized
Intangible Assets [Line Items]
Beginning balance of routes	$ 20,161
Purchases of route businesses, exclusive of goodwill acquired	18,181
Sales of route businesses	(15,203)
Change in route businesses reclassified to assets held for sale	(6,870)
Ending balance of routes	17,082
Other Acquisitions [Member]
Intangible Assets [Line Items]
Purchases of route businesses, exclusive of goodwill acquired	$ 813

Carrying amount of assets (excluding financial assets) that lack physical substance, excluding goodwill, having a projected indefinite period of benefit.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 45

-Subparagraph b

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Name:	us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant