GOODWILL AND INTANGIBLE ASSETS, NET - Identifiable Intangible Assets (Details) - USD ($) $ in Millions	Jul. 29, 2023	Jul. 30, 2022
Amortizing intangible assets:
Gross Carrying Amount	$ 1,135	$ 1,130
Accumulated Amortization	438	367
Net	697	763
Intangibles assets, net
Gross Carrying Amount	1,160	1,186
Accumulated Amortization	438	367
Net	722	819
Trademarks and tradenames
Intangibles assets, net
Indefinite lived intangible assets	25	56
Customer relationships
Amortizing intangible assets:
Gross Carrying Amount	1,007	1,007
Accumulated Amortization	354	294
Net	653	713
Intangibles assets, net
Accumulated Amortization	354	294
Pharmacy prescription files
Amortizing intangible assets:
Gross Carrying Amount	33	33
Accumulated Amortization	22	18
Net	11	15
Intangibles assets, net
Accumulated Amortization	22	18
Operating lease intangibles
Amortizing intangible assets:
Gross Carrying Amount	6	6
Accumulated Amortization	5	4
Net	1	2
Intangibles assets, net
Accumulated Amortization	5	4
Trademarks and tradenames
Amortizing intangible assets:
Gross Carrying Amount	89	84
Accumulated Amortization	57	51
Net	32	33
Intangibles assets, net
Accumulated Amortization	$ 57	$ 51