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LONG-TERM DEBT (Details) - USD ($) $ in Millions | Jul. 31, 2019 | Nov. 01, 2018 | Oct. 31, 2018
--- | --- | --- | ---
Debt Instrument |  |  |
Long-term debt | $ 1,294 |  | $ 1,792
Interest rate swap | 0 |  | 7
Long-term Debt, Excluding Current Maturities | 1,294 | $ 1,799 | 1,799
Senior Notes 2020 |  |  |
Debt Instrument |  |  |
Long-term debt |  |  | 499
Interest rate swap | 4 |  | 7
Long-term Debt, Excluding Current Maturities |  |  | 506
Senior Notes 2022 |  |  |
Debt Instrument |  |  |
Long-term debt | 399 |  | 399
Interest rate swap | 0 |  | 0
Long-term Debt, Excluding Current Maturities | 399 |  | 399
Senior Notes 2023 |  |  |
Debt Instrument |  |  |
Long-term debt | 597 |  | 597
Interest rate swap | 0 |  | 0
Long-term Debt, Excluding Current Maturities | 597 |  | 597
Senior Notes 2026 |  |  |
Debt Instrument |  |  |
Long-term debt | 298 |  | 297
Interest rate swap | 0 |  | 0
Long-term Debt, Excluding Current Maturities | $ 298 |  | $ 297

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- Definition Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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