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Intangible Assets - Schedule of Other Intangible Assets (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Jan. 31, 2020 | Jan. 31, 2019 | Oct. 31, 2019
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross Carrying Amount | $ 1,999.8 |  | $ 1,995.8
Accumulated Amortization | 634.3 |  | 599.4
Intangible assets with definite lives, net | $ 1,365.5 |  | 1,396.4
Weighted Average Amortization Period (in years) | 14 years |  |
Amortization of intangibles | $ 34.9 | $ 36.6 |
Intangible assets with indefinite lives, net | 8.9 |  | 8.9
Total other intangibles, net | 1,374.4 |  | 1,405.3
Trademarks |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross Carrying Amount | 148.5 |  | 148.5
Accumulated Amortization | $ 29.8 |  | 27.3
Weighted Average Amortization Period (in years) | 14 years |  |
Composite intangible asset |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross Carrying Amount | $ 1,061.9 |  | 1,061.9
Accumulated Amortization | $ 159.3 |  | 141.6
Weighted Average Amortization Period (in years) | 15 years |  |
Technology |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross Carrying Amount | $ 400.2 |  | 399.9
Accumulated Amortization | $ 229.1 |  | 221.2
Weighted Average Amortization Period (in years) | 11 years |  |
Customer relationships |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross Carrying Amount | $ 361.4 |  | 357.6
Accumulated Amortization | $ 200.1 |  | 194.0
Weighted Average Amortization Period (in years) | 13 years |  |
License and distribution rights and other |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Gross Carrying Amount | $ 27.8 |  | 27.9
Accumulated Amortization | $ 16.0 |  | $ 15.3
Weighted Average Amortization Period (in years) | 11 years |  |

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