XML 94 R39.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Basis of Presentation (Details) | Dec. 31, 2019 restaurant item | Dec. 25, 2018 restaurant item
--- | --- | ---
Description of Business |  |
Number of states in which restaurants operate | item | 49 | 49
Number of countries in which restaurants operate | item | 10 | 9
Company |  |
Description of Business |  |
Number of restaurants | 514 | 491
Company | Wholly-owned |  |
Description of Business |  |
Number of restaurants | 494 | 471
Company | Majority-owned |  |
Description of Business |  |
Number of restaurants | 20 | 20
Franchise |  |
Description of Business |  |
Number of restaurants | 97 | 91
Franchise | Domestic |  |
Description of Business |  |
Number of restaurants | 69 | 69
Franchise | International |  |
Description of Business |  |
Number of restaurants | 28 | 22

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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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- Definition The number of countries in which the entity operates as of balance sheet date. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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- Definition Represents the number of restaurants. + References No definition available. + Details
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