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Basis of Presentation and Recent Accounting Pronouncements - Additional Information (Details) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 01, 2023 USD ($) restaurant state | Oct. 02, 2022 USD ($) | Oct. 01, 2023 USD ($) segment restaurant state province | Oct. 02, 2022 USD ($)
Franchisor Disclosure [Line Items] |  |  |  |
Number of operating segments | segment |  |  | 1 |
Number of reportable segments | segment |  |  | 1 |
Total revenues | $ | $ 277,560 | $ 286,805 | $ 994,020 | $ 975,935
Revision of Prior Period, Adjustment |  |  |  |
Franchisor Disclosure [Line Items] |  |  |  |
Total revenues | $ |  | $ (83) |  | $ (593)
Entity Operated Units |  |  |  |
Franchisor Disclosure [Line Items] |  |  |  |
Number of restaurants | restaurant | 417 |  | 417 |
Number of states in which restaurants are located | state | 39 |  | 39 |
Franchised Units |  |  |  |
Franchisor Disclosure [Line Items] |  |  |  |
Number of restaurants | restaurant | 91 |  | 91 |
Number of states in which restaurants are located | state | 14 |  | 14 |
Number of Canadian provinces in which restaurants are located | province |  |  | 1 |

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- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-18 + Details
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