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Subsequent Events - Additional Information (Detail) $ in Millions, $ in Millions | Sep. 26, 2019 USD ($) | Aug. 06, 2019 MXN ($) | Jun. 30, 2019 Store
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Raizen Conveniencias [member] | Raizen Joint Venture Agreement [member] |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |
Ownership interest acquired |  | 50.00% |
Enterprise value |  | $ 1,122 |
Ownership in joint venture |  | $ 561 |
Jetro Restaurant Depot [member] | United States [Member] |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |
Number of stores in operation | Store |  |  | 130
Jetro Restaurant Depot [member] | Memorandum of Understanding [member] |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |
Amount under non-binding Memorandum of Understanding to acquire a minority stake | $ 750 |  |

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