Goodwill and Other Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
Jun. 26, 2013	Dec. 26, 2012
Goodwill [Roll Forward]
Balance, December 26, 2012	$ 31,430
Addition related to acquisition of restaurant unit	28
Write-offs and reclassification associated with sale of restaurants	(7)
Balance, June 26, 2013	31,451
Goodwill and Intangible Assets [Line Items]
Goodwill	31,451
Intangible assets	77,423	81,971
Intangible assets with definite lives [Abstract]
Accumulated Amortization	28,952	33,051
Franchise and license agreements [Member]
Intangible assets with definite lives [Abstract]
Gross Carrying Amount	33,006	37,524
Accumulated Amortization	28,757	32,863
Foreign license agreements [Member]
Intangible assets with definite lives [Abstract]
Gross Carrying Amount	241	241
Accumulated Amortization	195	188
Trade names [Member]
Intangible assets with indefinite lives [Abstract]
Gross Carrying Amount - Trade Names	44,050	44,050
Liquor licenses [Member]
Intangible assets with indefinite lives [Abstract]
Gross Carrying Amount - Liquor Licenses	$ 126	$ 156

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Sum of the gross carrying amounts of all intangible assets excluding financial assets and goodwill.

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Carrying amount as of the balance sheet date, which is the cumulative amount paid and (if applicable) the fair value of any noncontrolling interest in the acquiree, adjusted for any amortization recognized prior to the adoption of any changes in generally accepted accounting principles (as applicable) and for any impairment charges, in excess of the fair value of net assets acquired in one or more business combination transactions.

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The aggregate amount of goodwill acquired in the period and allocated to the reportable segment. The value is stated at fair value based on the purchase price allocation.

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Write-off of the carrying amount of goodwill associated with all or a portion of a reporting unit that is sold in the period.

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

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Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the capitalized costs to acquire rights under a license arrangement (for example, to sell specified products in a specified territory) having an indefinite period of benefit.

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