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Restructuring and Integration Costs (Narrative) (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jan. 31, 2016 | Jan. 31, 2015 | Oct. 31, 2015 | Oct. 31, 2014
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring and related activities, completion date | Oct. 31, 2016 |  |  |
Sauflon [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring and related cost, expected cost | $ 112.0 |  |  |
Additions during the period | 10.8 |  | $ 55.6 | $ 36.1
Integration costs | 7.9 | $ 5.9 |  |
Sauflon [Member] | Product Rationalization [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring and related cost, expected cost | 89.0 |  |  |
Additions during the period | 10.5 |  | 57.7 | 15.3
Sauflon [Member] | Product Rationalization [Member] | Cost of sales [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Additions during the period | 10.5 | 8.7 |  |
Sauflon [Member] | Employee Severance [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring and related cost, expected cost | 19.0 |  |  |
Additions during the period | 0.0 |  | (2.5) | 20.3
Sauflon [Member] | Employee Severance [Member] | Cost of sales [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Additions during the period | (0.2) |  |  |
Sauflon [Member] | Employee Severance [Member] | Selling, general and administrative expense [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Additions during the period | 0.1 |  |  |
Sauflon [Member] | Employee Severance [Member] | Research and development expense [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Additions during the period | 0.1 | $ 0.1 |  |
Sauflon [Member] | Facility Closing [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring and related cost, expected cost | 4.0 |  |  |
Additions during the period | 0.3 |  | $ 0.4 | $ 0.5
Sauflon [Member] | Facility Closing [Member] | Selling, general and administrative expense [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Additions during the period | $ 0.3 |  |  |

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- Definition Costs incurred to effect a business combination which have been expensed during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs. + References No definition available. + Details
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- Definition Date the exit and disposal activities were completed or are expected to be completed, in CCYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 4 + Details
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- Definition Amount expected to be recognized in earnings for the specified restructuring cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 + Details
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