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FINANCING RECEIVABLES - Troubled Debt Restructuring (Details)
$ in Millions
6 Months Ended
Apr. 28, 2019
USD ($)
item
Apr. 29, 2018
USD ($)
item
Financing Receivables Related to Troubled Debt Restructurings    
Financing receivable contracts in troubled debt restructuring, number | item 219 253
Financing receivables in troubled debt restructurings, aggregate balances, pre-modification $ 7 $ 13
Financing receivables in troubled debt restructurings, aggregate balances, post-modification 7 $ 13
Commitments to lend additional funds to borrowers whose accounts were modified in troubled debt restructurings $ 10