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COMMITMENTS AND CONTINGENCIES (Narrative) (Details)	12 Months Ended
	Aug. 31, 2022 USD ($) property	Aug. 31, 2021 USD ($)
Commitments And Contingencies [Line Items]
Accrual for taxes other than income taxes, Current	$ 1,100,000	$ 1,800,000
Contractual obligation	16,500,000	16,200,000
Purchase options, Land	$ 13,500,000
Number of land purchase agreements entered into | property	4
Income taxes receivable	$ 32,062,000	30,363,000
Maximum [Member] | Breached Stock Purchase Agreement Provisions [Member]
Commitments And Contingencies [Line Items]
Loss contingency, estimate of possible loss	4,000,000
Minimum [Member] | Breached Stock Purchase Agreement Provisions [Member]
Commitments And Contingencies [Line Items]
Loss contingency, estimate of possible loss	$ 3,000,000
Warehouse Clubs [Member]
Commitments And Contingencies [Line Items]
Number of land purchase agreements entered into | property	3
Produce Distribution Center [Member]
Commitments And Contingencies [Line Items]
Number of land purchase agreements entered into | property	1
Two Countries [Member]
Commitments And Contingencies [Line Items]
Income taxes receivable	$ 11,000,000.0	11,000,000.0
Deferred tax assets, net	$ 3,500,000	$ 3,300,000

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Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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