COMMITMENTS AND CONTINGENCIES (Details 2) $ in Millions	12 Months Ended
Jul. 29, 2017 USD ($)
Inventories
Purchase commitment
Outstanding purchase commitments	$ 16.3
Diesel fuel
Purchase commitment
Outstanding purchase commitments	$ 0.0

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.

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