Equity Method Investment (Narrative) (Detail) - Joint Venture Investment, Mexico [Member]	12 Months Ended
Jun. 28, 2017 Store
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of restaurants to develop	50
Number of restaurants operating in joint venture	45

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.

No definition available.

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Balance Type:	na
Period Type:	duration