SHARE-BASED AWARDS - Supervalu Replacement Awards (Details) - USD ($) $ / shares in Units, $ in Millions		12 Months Ended
	Oct. 22, 2018	Jul. 30, 2022	Jul. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fixed value of expensed replacement award liabilities (in dollars per share)	$ 32.50
Proceeds from issuance of common stock, net		$ 8	$ 1
SUPERVALU
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cash payment (in dollars per share)	$ 32.50