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Restaurant Information by Ownership Type (Details) - Restaurant | Mar. 31, 2018 | Mar. 31, 2017
--- | --- | ---
Segment Reporting Information [Line Items] |  |
Number of Restaurants | 37,286 | 36,905
Franchised |  |
Segment Reporting Information [Line Items] |  |
Number of Restaurants | 34,279 | 31,328
Franchised | Conventional franchised |  |
Segment Reporting Information [Line Items] |  |
Number of Restaurants | 21,425 | 21,168
Franchised | Developmental licensed |  |
Segment Reporting Information [Line Items] |  |
Number of Restaurants | 6,972 | 6,800
Franchised | Affiliated |  |
Segment Reporting Information [Line Items] |  |
Number of Restaurants | 5,882 | 3,360
Company-operated |  |
Segment Reporting Information [Line Items] |  |
Number of Restaurants | 3,007 | 5,577

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- Definition Represents the number of restaurants. + References No definition available. + Details
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Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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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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Namespace Prefix: |
Data Type: | na
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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
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- Details
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- Details
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