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Restructuring and Integration Costs (Details) - Sauflon [Member] - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 30, 2016 | Oct. 31, 2015 | Oct. 31, 2014
Restructuring Cost and Reserve [Line Items] |  |  |
Cumulative amounts incurred as of April 30, 2016 | $ 107.4 |  |
Restructuring Reserve [Roll Forward] |  |  |
Balance, beginning | 8.9 | $ 20.4 |
Additions (reductions) during the period | 15.7 | 55.6 | $ 36.1
Payments during the period | (3.8) | (9.4) |
Non-cash adjustments | (14.9) | (57.7) |
Balance, ending | 5.9 | 8.9 | 20.4
Employee Severance [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Cumulative amounts incurred as of April 30, 2016 | 18.5 |  |
Restructuring Reserve [Roll Forward] |  |  |
Balance, beginning | 8.6 | 19.9 |
Additions (reductions) during the period | 0.7 | (2.5) | 20.3
Payments during the period | (3.7) | (9.0) |
Non-cash adjustments | (0.1) | 0.2 |
Balance, ending | 5.5 | 8.6 | 19.9
Facility Closing [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Cumulative amounts incurred as of April 30, 2016 | 1.2 |  |
Restructuring Reserve [Roll Forward] |  |  |
Balance, beginning | 0.3 | 0.5 |
Additions (reductions) during the period | 0.3 | 0.4 | 0.5
Payments during the period | (0.1) | (0.4) |
Non-cash adjustments | (0.1) | (0.2) |
Balance, ending | 0.4 | 0.3 | 0.5
Product Rationalization [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Cumulative amounts incurred as of April 30, 2016 | 87.7 |  |
Restructuring Reserve [Roll Forward] |  |  |
Balance, beginning | 0.0 | 0.0 |
Additions (reductions) during the period | 14.7 | 57.7 | 15.3
Payments during the period | 0.0 | 0.0 |
Non-cash adjustments | (14.7) | (57.7) |
Balance, ending | $ 0.0 | $ 0.0 | $ 0.0

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