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COVID-19 Pandemic (Details) $ in Thousands |  | 5 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Feb. 25, 2021 USD ($) maximumRatio | Dec. 26, 2021 USD ($) | Jul. 11, 2021 USD ($) | Dec. 27, 2020 USD ($) restaurant | Dec. 29, 2019 USD ($) restaurant | Dec. 30, 2018 USD ($) restaurant | Dec. 27, 2021 | Oct. 03, 2021 USD ($) | Jan. 10, 2020 USD ($)
COVID-19 Pandemic [Line Items] |  |  |  |  |  |  |  |  |
Lease Renegotiations, Percent Complete |  |  |  | 75.00% |  |  |  |  |
Lease Accounting Relief Adjustment to ROU Asset and Lease Liability |  |  |  | $ (8,600) |  |  |  |  |
Real Estate Broker Fees |  |  |  | 1,100 |  |  |  |  |
Lease Modification, Liability Remeasurement |  |  |  | (49,000) |  |  |  |  |
Lease Modification, Right of Use Asset Adjustment |  |  |  | $ 49,200 |  |  |  |  |
Lease Classification, Operating to Finance |  |  |  | 1 |  |  |  |  |
Lease Classification, Finance to Operating |  |  |  | 1 |  |  |  |  |
Goodwill impairment |  |  |  | $ 95,414 | $ 0 | $ 0 |  |  |
Impairment of long-lived assets held-for-use |  |  |  | $ 21,700 | $ 15,100 | $ 28,100 |  |  |
Number of restaurants impaired | restaurant |  |  |  | 40 | 29 | 41 |  |  |
Asset Impairment Charges, Closed Restaurants |  |  |  | $ 5,700 |  |  |  |  |
CARES Act Payroll Tax Deferral |  |  |  | $ 18,000 |  |  |  |  |
Revolving Loans, Maximum Borrowing Capacity |  |  |  |  |  |  |  |  | $ 300,000
Subsequent event |  |  |  |  |  |  |  |  |
COVID-19 Pandemic [Line Items] |  |  |  |  |  |  |  |  |
Minimum Liquidity Covenant |  | $ 42,000 | $ 55,000 |  |  |  |  |  |
Revolving Loans, Maximum Borrowing Capacity | $ 130,000 |  |  |  |  |  |  | $ 100,000 |
LIBOR Interest Rate Floor | 1.00% |  |  |  |  |  | 1.00% |  |
Debt Instrument, Interest Rate, Stated Percentage | 4.50% |  |  |  |  |  | 4.00% |  |
Credit Facility Utilization Rate | 0.75% |  |  |  |  |  |  |  |
Restricted Payment Lease Adjusted Leverage Ratio Requirement | maximumRatio | 5 |  |  |  |  |  |  |  |
Debt Covenant, Cash On Hand In Excess Of Threshold Amount | $ 35,000 |  |  |  |  |  |  |  |
Payments of Financing Costs | $ 600 |  |  |  |  |  |  |  |
Closed Restaurants [Member] |  |  |  |  |  |  |  |  |
COVID-19 Pandemic [Line Items] |  |  |  |  |  |  |  |  |
Number of restaurants impaired | restaurant |  |  |  | 6 |  |  |  |  |

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