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POST-RETIREMENT BENEFIT PLANS - Fair Value Measurements for Pension Assets (Details) - USD ($) $ in Millions | Oct. 31, 2022 | Oct. 31, 2021
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Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Total Assets in the Fair Value Hierarchy | $ 351.0 | $ 512.2
Assets in the Fair Value Hierarchy | 624.6 | 950.8
Level 1 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Total Assets in the Fair Value Hierarchy | 78.9 | 109.7
Assets in the Fair Value Hierarchy | 78.9 | 109.7
Level 2 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Total Assets in the Fair Value Hierarchy | 272.1 | 402.5
Assets in the Fair Value Hierarchy | 272.1 | 402.5
Level 3 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Total Assets in the Fair Value Hierarchy | 0.0 | 0.0
Assets in the Fair Value Hierarchy | 0.0 | 0.0
Mutual funds |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 120.9 | 215.9
Mutual funds | Level 1 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 62.9 | 87.4
Mutual funds | Level 2 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 58.0 | 128.5
Mutual funds | Level 3 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 0.0 | 0.0
Common stock |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category |  | 6.6
Common stock | Level 1 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category |  | 6.6
Common stock | Level 2 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category |  | 0.0
Common stock | Level 3 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category |  | 0.0
Common stock | Investments Measured at Net Asset Value |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Investments Measured at Net Asset Value | 77.3 | 94.2
Cash |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 16.0 | 15.7
Cash | Level 1 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 16.0 | 15.7
Cash | Level 2 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 0.0 | 0.0
Cash | Level 3 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 0.0 | 0.0
Corporate bonds |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 160.5 | 228.5
Corporate bonds | Level 1 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 0.0 | 0.0
Corporate bonds | Level 2 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 160.5 | 228.5
Corporate bonds | Level 3 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 0.0 | 0.0
Corporate bonds | Investments Measured at Net Asset Value |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Investments Measured at Net Asset Value | 123.4 | 209.2
Government bonds |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 51.6 | 44.5
Government bonds | Level 1 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 0.0 | 0.0
Government bonds | Level 2 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 51.6 | 44.5
Government bonds | Level 3 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 0.0 | 0.0
Government bonds | Investments Measured at Net Asset Value |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Investments Measured at Net Asset Value |  | 12.3
Other assets |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 2.0 | 1.0
Other assets | Level 1 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 0.0 | 0.0
Other assets | Level 2 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 2.0 | 1.0
Other assets | Level 3 |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Asset Category | 0.0 | 0.0
Insurance contracts | Investments Measured at Net Asset Value |  |
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] |  |
Investments Measured at Net Asset Value | $ 72.9 | $ 122.9

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