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GOODWILL AND OTHER INTANGIBLE ASSETS - Schedule of Other Intangible Assets (Details) - USD ($) $ in Millions | 12 Months Ended
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Oct. 31, 2023 | Oct. 31, 2022
Acquired Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 741.2 | $ 838.4
Accumulated Amortization | (438.3) | (459.8)
Total | $ 302.9 | $ 378.5
Intangible assets weighted average life | 11 years | 11 years
Customer contracts and relationships |  |
Acquired Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 714.1 | $ 801.6
Accumulated Amortization | (413.2) | (442.1)
Total | 300.9 | 359.6
Trademarks and trade names |  |
Acquired Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 12.1 | 21.4
Accumulated Amortization | (11.1) | (15.4)
Total | 1.0 | 6.1
Contract rights and other |  |
Acquired Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 15.0 | 15.3
Accumulated Amortization | (14.0) | (2.4)
Total | $ 1.1 | $ 12.9

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