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Summary of Significant Accounting Policies Restaurant Information by Ownership Type (Detail) | Dec. 31, 2023 Restaurant | Dec. 31, 2022 Restaurant | Dec. 31, 2021 Restaurant
--- | --- | --- | ---
Segment Reporting Information [Line Items] |  |  |
Number of Restaurants | 41,822 | 40,275 | 40,031
Franchised restaurants: |  |  |
Segment Reporting Information [Line Items] |  |  |
Number of Restaurants | 39,680 | 38,169 | 37,295
Company-operated restaurants: |  |  |
Segment Reporting Information [Line Items] |  |  |
Number of Restaurants | 2,142 | 2,106 | 2,736
Conventional franchised | Franchised restaurants: |  |  |
Segment Reporting Information [Line Items] |  |  |
Number of Restaurants | 21,818 | 21,720 | 21,607
Developmental licensed | Franchised restaurants: |  |  |
Segment Reporting Information [Line Items] |  |  |
Number of Restaurants | 8,684 | 8,229 | 7,913
Affiliated | Franchised restaurants: |  |  |
Segment Reporting Information [Line Items] |  |  |
Number of Restaurants | 9,178 | 8,220 | 7,775

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- Definition Represents the number of restaurants. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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