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FINANCING RECEIVABLES - Troubled Debt Restructuring (Details) $ in Millions | 9 Months Ended
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Jul. 28, 2019 USD ($) item | Jul. 29, 2018 USD ($) item
Financing Receivables Related to Troubled Debt Restructurings |  |
Financing receivable contracts in troubled debt restructuring, number | item | 416 | 410
Financing receivables in troubled debt restructurings, aggregate balances, pre-modification | $ 34 | $ 22
Financing receivables in troubled debt restructurings, aggregate balances, post-modification | 33 | $ 22
Commitments to lend additional funds to borrowers whose accounts were modified in troubled debt restructurings | $ 13 |

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- Definition Amount, after troubled debt restructuring, of modified financing receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524 + Details
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- Definition Amount, before troubled debt restructuring, of financing receivable to be modified. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524 + Details
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- Definition Amount of unfunded portion of contractual agreement to lend funds to borrower for financing receivable modified as troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=118939409&loc=d3e18794-111554 + Details
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