REVENUE RECOGNITION (Disaggregated Revenues) (Details) - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2024	Aug. 31, 2023	Aug. 31, 2022
Disaggregation of Revenue [Line Items]
Total revenues	$ 4,913,898	$ 4,411,842	$ 4,066,093
Net merchandise sales
Disaggregation of Revenue [Line Items]
Total revenues	4,783,119	4,300,706	3,944,817
Foods & Sundries
Disaggregation of Revenue [Line Items]
Total revenues	2,312,572	2,148,584	1,947,734
Fresh Foods
Disaggregation of Revenue [Line Items]
Total revenues	1,413,525	1,262,132	1,145,920
Hardlines
Disaggregation of Revenue [Line Items]
Total revenues	544,671	454,207	443,311
Softlines
Disaggregation of Revenue [Line Items]
Total revenues	257,004	230,950	227,371
Food Service and Bakery
Disaggregation of Revenue [Line Items]
Total revenues	211,003	174,043	158,243
Health Services
Disaggregation of Revenue [Line Items]
Total revenues	$ 44,344	$ 30,790	$ 22,238