Favorable and Unfavorable Leases (Details) (USD $) In Thousands, unless otherwise specified		3 Months Ended	6 Months Ended
May 30, 2012	Jun. 30, 2013 Leases, Acquired-in-Place, Market Adjustment [Member]	Jul. 01, 2012 Leases, Acquired-in-Place, Market Adjustment [Member]	Jun. 30, 2013 Leases, Acquired-in-Place, Market Adjustment [Member]	Jul. 01, 2012 Leases, Acquired-in-Place, Market Adjustment [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Number of Restaurants Acquired	278
Amortization of Intangible Assets		$ 139	$ 47	$ 278	$ 47
Amortization Expense, All of 2013		557		557
2014		546		546
2015		528		528
2016		449		449
2017		439		439
2018		$ 410		$ 410

Amortization Expense, Expected for Full Fiscal Period

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- Definition

Number of Restaurants Acquired

+ References

No definition available.

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- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274

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-Name Accounting Standards Codification

-Topic 350

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-Section 50

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

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 45

-Subparagraph a(2)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

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Amount of amortization expense expected to be recognized during the next fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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

-Publisher FASB

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-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(3)

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Amount of amortization expense expected to be recognized during the fifth fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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Amount of amortization expense expected to be recognized during the fourth fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount of amortization expense expected to be recognized during the third fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount of amortization expense expected to be recognized during the second fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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