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FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Recurring Fair Value Measurements (Details) - Fair Value, Measurements, Recurring - USD ($) $ in Millions | Apr. 30, 2020 | Oct. 31, 2019
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Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | $ (14.7) | $ 7.6
Interest rate derivatives | Other current assets and other long-term assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) |  | 1.3
Interest rate derivatives | Other current liabilities and other long-term liabilities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | (51.0) | (25.0)
Foreign exchange hedges | Other current assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 3.0 | 0.9
Foreign exchange hedges | Other current liabilities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | (1.2) | (0.2)
Insurance annuity | Other long-term assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 19.5 | 20.0
Cross currency swap | Other current assets and other long-term assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 15.0 | 10.6
Level 1 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 0.0 | 0.0
Level 1 | Interest rate derivatives | Other current assets and other long-term assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) |  | 0.0
Level 1 | Interest rate derivatives | Other current liabilities and other long-term liabilities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 0.0 | 0.0
Level 1 | Foreign exchange hedges | Other current assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 0.0 | 0.0
Level 1 | Foreign exchange hedges | Other current liabilities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 0.0 | 0.0
Level 1 | Insurance annuity | Other long-term assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 0.0 | 0.0
Level 1 | Cross currency swap | Other current assets and other long-term assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 0.0 | 0.0
Level 2 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | (34.2) | (12.4)
Level 2 | Interest rate derivatives | Other current assets and other long-term assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) |  | 1.3
Level 2 | Interest rate derivatives | Other current liabilities and other long-term liabilities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | (51.0) | (25.0)
Level 2 | Foreign exchange hedges | Other current assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 3.0 | 0.9
Level 2 | Foreign exchange hedges | Other current liabilities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | (1.2) | (0.2)
Level 2 | Insurance annuity | Other long-term assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 0.0 | 0.0
Level 2 | Cross currency swap | Other current assets and other long-term assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 15.0 | 10.6
Level 3 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 19.5 | 20.0
Level 3 | Interest rate derivatives | Other current assets and other long-term assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) |  | 0.0
Level 3 | Interest rate derivatives | Other current liabilities and other long-term liabilities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 0.0 | 0.0
Level 3 | Foreign exchange hedges | Other current assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 0.0 | 0.0
Level 3 | Foreign exchange hedges | Other current liabilities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 0.0 | 0.0
Level 3 | Insurance annuity | Other long-term assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | 19.5 | 20.0
Level 3 | Cross currency swap | Other current assets and other long-term assets |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair value of assets (liabilities) | $ 0.0 | $ 0.0

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- Definition Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=117331979&loc=d3e41228-113958 + Details
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