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Employee Benefits - Schedule of Estimated Future Benefit Payments (Details) $ in Millions | Oct. 31, 2019 USD ($)
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Defined Benefit Plan, Expected Future Benefit Payment [Abstract] |
2020 | $ 8.7
2021 | 9.5
2022 | 10.5
2023 | 11.0
2024 | 11.9
2025-2029 | $ 66.7

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