COMPREHENSIVE INCOME AND ACCUMULATED OTHER COMPREHENSIVE LOSS - Reclassification out of Other Comprehensive Loss (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Apr. 30, 2022	May 01, 2021	Apr. 30, 2022	May 01, 2021
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of sales	$ 6,230	$ 5,661	$ 18,526	$ 17,280
Provision for income taxes	29	16	53	32
Net income (loss)	68	50	213	111
Total reclassifications			2
Reclassification out of accumulated other comprehensive income | Benefit plans
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net periodic benefit income, excluding service cost	0	0	2	(1)
Provision for income taxes	0	0	0	0
Net income (loss)	0	0	2	(1)
Reclassification out of accumulated other comprehensive income | Cash flow derivatives | Swap agreements
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense, net	9	11	30	35
Provision for income taxes	(2)	(2)	(8)	(9)
Net income (loss)	7	9	22	26
Reclassification out of accumulated other comprehensive income | Cash flow derivatives | Other cash flow hedges
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of sales	2	0	4	0
Provision for income taxes	0	0	(1)	0
Net income (loss)	$ 2	$ 0	$ 3	$ 0