Income Taxes - Deferred Tax Assets and Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Dec. 28, 2014	Dec. 29, 2013
Deferred Tax Assets
Accrued compensation	$ 2,548	$ 2,180
Unearned revenue	2,105us-gaap_DeferredTaxAssetsDeferredIncome	3,645us-gaap_DeferredTaxAssetsDeferredIncome
Deferred rent	2,497	23,209
Stock-based compensation	270	2,781
Accrued insurance and employee benefit plans	8,462	7,915
Unrecognized tax benefits	1,471	1,373
NOL and Other Carryforwards	8,483	0
Loan Costs	1,758	0
Other	527us-gaap_DeferredTaxAssetsOther	2,880us-gaap_DeferredTaxAssetsOther
Gross deferred tax assets	28,121us-gaap_DeferredTaxAssetsGross	43,983us-gaap_DeferredTaxAssetsGross
Deferred Tax Liabilities
Depreciation and amortization	(59,871)	(96,394)
Prepaid assets	(1,238)	(1,636)
Intangibles	(183,102)	0
Favorable/Unfavorable Leases	(795)	0
Other	(2,087)us-gaap_DeferredTaxLiabilitiesOther	(1,693)us-gaap_DeferredTaxLiabilitiesOther
Gross deferred tax liabilities	(247,093)us-gaap_DeferredIncomeTaxLiabilities	(99,723)us-gaap_DeferredIncomeTaxLiabilities
Net deferred tax liability	(218,972)us-gaap_DeferredTaxLiabilities	(55,740)us-gaap_DeferredTaxLiabilities
Current deferred tax asset	3,943us-gaap_DeferredTaxAssetsNetCurrent	2,091us-gaap_DeferredTaxAssetsNetCurrent
Non-current deferred tax liability	(222,915)	(57,831)
Net deferred tax liability	$ (218,972)us-gaap_DeferredTaxLiabilities	$ (55,740)us-gaap_DeferredTaxLiabilities

Deferred Tax Assets, Tax Deferred Expenses, Loan Costs

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Deferred tax assets unrecognized tax benefits

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Amount of deferred tax liability attributable to taxable temporary differences.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards expected to be realized or consumed within one year or operating cycle, if longer.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences not separately disclosed.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensated absences (includes, but not limited to, sick and personal days).

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from deferred rent.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from estimated losses under self insurance.

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Amount of deferred tax liability attributable to taxable temporary differences net of deferred tax asset attributable to deductible temporary differences and carryforwards after valuation allowances.

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Amount of deferred tax liability attributable to taxable temporary differences from intangible assets other than goodwill.

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Amount of deferred tax liability attributable to taxable temporary differences from leasing arrangements.

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Amount of deferred tax liability attributable to taxable temporary differences, net of deferred tax asset attributable to deductible temporary differences and carryforwards net of valuation allowances expected to be realized or consumed after one year (or the normal operating cycle, if longer).

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Amount of deferred tax liability attributable to taxable temporary differences not separately disclosed.

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Amount of deferred tax consequences attributable to taxable temporary differences derived from prepaid expenses.

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Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment.

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