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REVENUE RECOGNITION - Accounts and Notes Receivable (Details) - USD ($)
$ in Millions
Jul. 31, 2021
Aug. 01, 2020
Aug. 03, 2019
Jul. 28, 2018
Revenue from Contract with Customer [Abstract]        
Customer accounts receivable $ 1,115 $ 1,157    
Allowance for uncollectible receivables (28) (56) $ (21) $ (16)
Other receivables, net 16 19    
Accounts receivable, net 1,103 1,120    
Notes receivable, net, included within Prepaid expenses and other current assets 7 49    
Long-term notes receivable, net, included within Other long-term assets $ 15 $ 26