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REVENUE RECOGNITION (Disaggregated Revenues) (Details) - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2025	Aug. 31, 2024	Aug. 31, 2023
Disaggregation of Revenue [Line Items]
Total revenues	$ 5,270,094	$ 4,913,898	$ 4,411,842
Net merchandise sales
Disaggregation of Revenue [Line Items]
Total revenues	5,151,120	4,783,119	4,300,706
Foods & Sundries
Disaggregation of Revenue [Line Items]
Total revenues	2,428,395	2,312,572	2,148,584
Fresh Foods
Disaggregation of Revenue [Line Items]
Total revenues	1,579,324	1,413,525	1,262,132
Hardlines
Disaggregation of Revenue [Line Items]
Total revenues	572,473	544,671	454,207
Softlines
Disaggregation of Revenue [Line Items]
Total revenues	292,277	257,004	230,950
Food Service and Bakery
Disaggregation of Revenue [Line Items]
Total revenues	226,789	211,003	174,043
Health Services
Disaggregation of Revenue [Line Items]
Total revenues	$ 51,862	$ 44,344	$ 30,790

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