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Post Retirement Benefit Plans - Fair Value of the Pension Plans Investments (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 31, 2019 | Oct. 31, 2018
Change in plan assets: |  |
Fair value of plan assets at beginning of year | $ 594.8 | $ 568.6
Actual return on plan assets | 140.1 | (8.7)
Expenses paid | (5.9) | (1.7)
Plan participant contributions | 0.2 | 0.2
Foreign currency impact | (0.7) | (6.9)
Employer contributions | 22.7 | 81.7
Benefits paid out of plan | (57.8) | (38.4)
Acquisitions | 323.6 |
Fair value of plan assets at end of year | 1,017.0 | 594.8
United States |  |
Change in plan assets: |  |
Fair value of plan assets at beginning of year | 311.9 | 268.6
Actual return on plan assets | 93.4 | (12.9)
Expenses paid | (5.1) | (1.0)
Plan participant contributions | 0.0 | 0.0
Foreign currency impact | 0.0 | 0.0
Employer contributions | 21.0 | 80.0
Benefits paid out of plan | (46.1) | (22.8)
Acquisitions | 323.6 |
Fair value of plan assets at end of year | 698.7 | 311.9
Germany |  |
Change in plan assets: |  |
Fair value of plan assets at beginning of year | 0.0 | 0.0
Actual return on plan assets | 0.0 | 0.0
Expenses paid | 0.0 | 0.0
Plan participant contributions | 0.0 | 0.0
Foreign currency impact | 0.0 | 0.0
Employer contributions | 0.0 | 0.0
Benefits paid out of plan | 0.0 | 0.0
Acquisitions | 0.0 |
Fair value of plan assets at end of year | 0.0 | 0.0
United Kingdom |  |
Change in plan assets: |  |
Fair value of plan assets at beginning of year | 178.7 | 188.9
Actual return on plan assets | 35.2 | 3.2
Expenses paid | (0.7) | (0.6)
Plan participant contributions | 0.0 | 0.0
Foreign currency impact | 1.3 | (4.6)
Employer contributions | 1.6 | 1.6
Benefits paid out of plan | (6.3) | (9.8)
Acquisitions | 0.0 |
Fair value of plan assets at end of year | 209.8 | 178.7
Netherlands |  |
Change in plan assets: |  |
Fair value of plan assets at beginning of year | 90.6 | 97.5
Actual return on plan assets | 10.7 | (0.1)
Expenses paid | 0.0 | 0.0
Plan participant contributions | 0.2 | 0.2
Foreign currency impact | (2.1) | (1.8)
Employer contributions | 0.0 | 0.0
Benefits paid out of plan | (4.9) | (5.2)
Acquisitions | 0.0 |
Fair value of plan assets at end of year | 94.5 | 90.6
Other International |  |
Change in plan assets: |  |
Fair value of plan assets at beginning of year | 13.6 | 13.6
Actual return on plan assets | 0.8 | 1.1
Expenses paid | (0.1) | (0.1)
Plan participant contributions | 0.0 | 0.0
Foreign currency impact | 0.1 | (0.5)
Employer contributions | 0.1 | 0.1
Benefits paid out of plan | (0.5) | (0.6)
Acquisitions | 0.0 |
Fair value of plan assets at end of year | $ 14.0 | $ 13.6

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- Definition Amount of increase (decrease) in plan assets of defined benefit plan from actual return (loss) determined by change in fair value of plan assets adjusted for contributions, benefit payments, and other expenses. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921 + Details
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