Facilities Action Charges (Income), Net System Optimization Restaurant Assets Held-for-sale (Details) (System Optimization [Member], USD $) In Thousands, unless otherwise specified	Sep. 28, 2014 stores	Dec. 29, 2013 stores
System Optimization [Member]
Restaurant Assets Held-for-sale [Abstract]
Number of restaurants classified as held for sale	134	181
Net assets held for sale	$ 28,317	$ 29,630

Amount classified as long lived assets attributable to disposal group held for sale or disposed of.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 45

-Paragraph 10

-URI http://asc.fasb.org/extlink&oid=6892542&loc=d3e1107-107759

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 20

-Section 50

-Paragraph 1

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