Document and Entity Information [Abstract] Statement, Equity Components [Axis] Equity Component [Domain] Assets Assets [Abstract] Current assets Assets, Current [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Accounts receivable Accounts Receivable, Net, Current Tenant improvement allowance receivable Lease Incentive Receivable, Current Inventories Inventory, Net Deferred income taxes Deferred Tax Assets, Net, Current Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Total current assets Assets, Current, Total Total current assets Property and equipment - net Property, Plant and Equipment, Net Deferred income taxes - net Deferred Tax Assets, Net, Noncurrent Other assets - net Other Assets, Noncurrent Total assets Assets, Total Total assets Liabilities and stockholders' equity Liabilities and Equity [Abstract] Current liabilities Liabilities, Current [Abstract] Trade and construction payables Accounts Payable, Current Accrued expenses Accrued Liabilities, Current Current portion of long-term debt Long-term Debt, Current Maturities Incentive From Lessor Current Current portion of deferred lease incentives This item represents the deferred credit for an incentive or inducement received by a lessee from a lessor, in order to motivate the lessee to enter the lease agreement, which incentive or inducement is to be recognized as a reduction of rental expense over the lease term (due within one year or within the normal operating cycle if longer). Deferred gift card revenue Deferred Revenue, Current Total current liabilities Liabilities, Current, Total Total current liabilities Incentive From Lessor Non Current Long-term portion of deferred lease incentives This item represents the deferred credit for an incentive or inducement received by a lessee from a lessor, in order to motivate the lessee to enter the lease agreement, which incentive or inducement is to be recognized as a reduction of rental expense over the lease term (due beyond one year or within the course of the defined lease term). Long-term debt Long-term Debt, Excluding Current Maturities Other long-term liabilities Other Liabilities, Noncurrent Commitments and contingencies Commitments and Contingencies Stockholders' equity Stockholders' Equity Attributable to Parent [Abstract] Common shares, no par value per share - authorized, 100,000,000 shares; issued and outstanding, 19,312,232 at June 26, 2011 and 19,250,500 at December 26, 2010 Common Stock, Value, Issued Common stock, par value Common Stock, No Par Value Common stock, shares authorized Common Stock, Shares Authorized Common stock, shares issued Common Stock, Shares, Issued Common stock, shares outstanding Common Stock, Shares, Outstanding Retained deficit Retained Earnings (Accumulated Deficit) Total stockholders' equity Stockholders' Equity Attributable to Parent, Total Total stockholders' equity Total liabilities and stockholders' equity Liabilities and Equity, Total Total liabilities and stockholders' equity Revenues Revenues Costs and expenses Costs and Expenses [Abstract] Cost of sales Food and Beverage, Cost of Sales Labor Labor and Related Expense Operating Operating Costs and Expenses Occupancy Occupancy Costs General and administrative expenses General and Administrative Expense Restaurant preopening costs Pre-Opening Costs Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Total costs and expenses Costs and Expenses, Total Total costs and expenses Income from operations Operating Income (Loss) Income from operations Interest expense, net Interest Expense Income before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Income before income taxes Income tax (benefit) expense Income Tax Expense (Benefit) Net income Net Income (Loss) Attributable to Parent Net income Undeclared preferred dividends Dividends, Preferred Stock Undeclared preferred dividends Net income attributed to common shareholders Net Income (Loss) Available to Common Stockholders, Basic Net income attributed to common shareholders Net income per basic share Earnings Per Share, Basic Net income per diluted share Earnings Per Share, Diluted Weighted average shares outstanding-basic Weighted Average Number of Shares Outstanding, Basic Weighted average shares outstanding-diluted Weighted Average Number of Shares Outstanding, Diluted Statement [Table] Statement [Line Items] Common Shares Balance, shares Balance Balance Retained Deficit Proceeds from the exercise of stock options, shares Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Excess tax benefit related to stock option exercises Excess Tax Benefit from Stock Options Exercised Reductions in the entity's income taxes that arise when compensation cost (from non-qualified stock options) recognized on the entity's tax return exceeds compensation cost from non-qualified stock options recognized on the income statement. Share-based compensation costs Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Balance, shares Balance Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation And Amortization Of Property Intangibles And Loan Costs Depreciation and amortization The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. Additionally this total includes the amortization of loan costs included as part of net interest expense in the statement of operations. Loss on disposals of property and equipment Gain (Loss) on Sale of Property Plant Equipment Loss on disposals of property and equipment Amortization Of Deferred Lease Incentives Amortization of deferred lease incentives Amortization of the deferred credit for an incentive or inducement received by a lessee from a lessor, in order to motivate the lessee to enter the lease agreement, which incentive or inducement is to be recognized as a reduction of rental expense over the lease term. Amortization of deferred lease incentives Share-based compensation costs Share-based Compensation Interest Incurred And Capitalized But Not Yet Paid Interest incurred and capitalized but not yet paid Interest incurred and capitalized but not yet paid Deferred income taxes Deferred Income Tax Expense (Benefit) Changes in assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Accounts and tenant improvement allowance receivables Increase (Decrease) in Accounts and Other Receivables Accounts and tenant improvement allowance receivables Inventories Increase (Decrease) in Inventories Inventories Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Prepaid expenses and other current assets Trade and construction payables Increase (Decrease) in Accounts Payable Deferred Lease Incentives Changes In Assets And Liabilities Deferred lease incentives The increase/decrease in the deferred credit as separately disclosed in the cash flows for an incentive or inducement received by a lessee from a lessor, in order to motivate the lessee to enter the lease agreement, which incentive or inducement is to be recognized as a reduction of rental expense over the lease term. Deferred gift card revenue Increase (Decrease) in Gift Card Liability Other accrued expenses Increase (Decrease) in Other Accrued Liabilities Other - net Increase (Decrease) in Other Operating Assets and Liabilities, Net Other - net Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Net cash provided by operating activities Cash flows used in investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Purchase of property and equipment Payments to Acquire Property, Plant, and Equipment Purchase of property and equipment Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Net cash used in investing activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from long-term debt Proceeds from Issuance of Long-term Debt Payments on long-term debt Repayments of Long-term Debt Payments on long-term debt Proceeds from the exercise of stock options Proceeds from Stock Options Exercised Excess tax benefit from stock option exercises Excess Tax Benefit from Share-based Compensation, Financing Activities Net cash used in financing activities Net Cash Provided by (Used in) Financing Activities Net cash used in financing activities Net increase in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Net increase in cash and cash equivalents Cash and cash equivalents - beginning of period Cash and cash equivalents - end of period Supplemental disclosures of cash flow information: Supplemental Cash Flow Information [Abstract] Interest paid, net of capitalized interest of $0 and $70 for the twenty-six weeks ended June 26, 2011 and June 27, 2010, respectively Interest Paid, Net Interest paid, net of capitalized interest Interest Paid, Capitalized Income taxes paid Income Taxes Paid, Net Property plant and equipment financed by trade and construction payables Capital Expenditures Incurred but Not yet Paid Accruals And Deferrals Relating To Initial Public Offering Accruals and deferrals relating to initial public offering Accruals and deferrals relating to initial public offering Basis of Presentation Business Description and Basis of Presentation [Text Block] Basis of Presentation [Abstract] Basis of Presentation [Abstract] Net Income Per Share Earnings Per Share [Text Block] Net Income Per Share [Abstract] Net Income Per Share [Abstract] Long-Term Debt Long-term Debt [Text Block] Long-Term Debt [Abstract] Long-Term Debt [Abstract] Stock Based Compensation Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Stock Based Compensation [Abstract] Stock Based Compensation [Abstract] Income Taxes Income Tax Disclosure [Text Block] Income Taxes [Abstract] Income Taxes [Abstract] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Commitments and Contingencies [Abstract] Commitments and Contingencies [Abstract] Amendment Flag Current Fiscal Year End Date Document Period End Date Document Type Entity Central Index Key Entity Common Stock, Shares Outstanding Entity Current Reporting Status Entity Filer Category Entity Registrant Name Entity Voluntary Filers Entity Well-known Seasoned Issuer Entity Public Float Document Fiscal Period Focus Document Fiscal Year Focus Consolidated Balance Sheets [Abstract] Consolidated Statements of Operations [Abstract] Consolidated Statements Of Stockholders Equity [Abstract] Consolidated Statements Of Cash Flows [Abstract]