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Post Retirement Benefit Plans - Amounts Recognized in Consolidated Financial Statements (Detail) - USD ($) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Oct. 31, 2015 | Oct. 31, 2014 | Oct. 31, 2015 | Oct. 31, 2014
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |  |
Accumulated other comprehensive loss at beginning of year | $ 198.8 | $ 149.6 |  |
Unrecognized net actuarial loss |  |  | $ 192.1 | $ 198.5
Net transition obligation amortized during fiscal year | (0.1) | (0.1) |  |
Unrecognized prior service cost | (3.4) |  |  |
Net prior service costs amortized during fiscal year | (0.1) | (0.2) |  |
Unrecognized initial net obligation |  |  |  | 0.3
Net loss amortized during fiscal year | (14.2) | (10.4) |  |
Accumulated other comprehensive loss (Pre-tax) | 198.8 | 149.6 | 188.7 | 198.8
Prior service cost recognized during fiscal year due to curtailment | (0.3) |  |  |
Amounts recognized in the Consolidated Balance Sheets consist of: |  |  |  |
Prepaid benefit cost |  |  | 26.7 | 18.6
Accrued benefit liability |  |  | (167.8) | (154.6)
Accumulated other comprehensive loss | 198.8 | 149.6 | 188.7 | 198.8
Transition obligation recognized during fiscal year due to curtailment | (0.2) |  |  |
Net amount recognized |  |  | 47.5 | 62.8
Loss recognized during fiscal year due to settlement | (0.1) |  |  |
Prior service credit occurring during fiscal year |  |  | (3.2) | (0.5)
Liability loss occurring during fiscal year |  |  | 8.4 | 92.8
Asset loss (gain) occurring during fiscal year |  |  | 7.5 | (28.6)
Increase (decrease) in accumulated other comprehensive loss | (2.3) | 53.0 |  |
Foreign currency impact | (7.9) | (3.8) |  |
Accumulated other comprehensive (income) or loss at current fiscal year end | 188.7 | 198.8 |  |
USA [Member] |  |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |  |
Accumulated other comprehensive loss at beginning of year | 111.0 |  |  |
Unrecognized net actuarial loss |  |  | 126.6 | 110.1
Unrecognized prior service cost | (1.8) | 0.9 |  |
Accumulated other comprehensive loss (Pre-tax) | 111.0 | 111.0 | 124.8 | 111.0
Amounts recognized in the Consolidated Balance Sheets consist of: |  |  |  |
Accrued benefit liability |  |  | (121.0) | (94.0)
Accumulated other comprehensive loss | 111.0 | 111.0 | 124.8 | 111.0
Net amount recognized |  |  | 3.8 | 17.0
Accumulated other comprehensive (income) or loss at current fiscal year end | 124.8 | 111.0 |  |
Germany [Member] | Non-United States [Member] |  |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |  |
Accumulated other comprehensive loss at beginning of year | 16.8 |  |  |
Unrecognized net actuarial loss |  |  | 15.9 | 16.8
Accumulated other comprehensive loss (Pre-tax) | 16.8 | 16.8 | 15.9 | 16.8
Amounts recognized in the Consolidated Balance Sheets consist of: |  |  |  |
Accrued benefit liability |  |  | (38.6) | (41.8)
Accumulated other comprehensive loss | 16.8 | 16.8 | 15.9 | 16.8
Net amount recognized |  |  | (22.7) | (25.0)
Accumulated other comprehensive (income) or loss at current fiscal year end | 15.9 | 16.8 |  |
United Kingdom [Member] | Non-United States [Member] |  |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |  |
Accumulated other comprehensive loss at beginning of year | 41.1 |  |  |
Unrecognized net actuarial loss |  |  | 32.9 | 41.1
Accumulated other comprehensive loss (Pre-tax) | 41.1 | 41.1 | 32.9 | 41.1
Amounts recognized in the Consolidated Balance Sheets consist of: |  |  |  |
Prepaid benefit cost |  |  | 24.4 | 15.8
Accumulated other comprehensive loss | 41.1 | 41.1 | 32.9 | 41.1
Net amount recognized |  |  | 57.3 | 56.9
Accumulated other comprehensive (income) or loss at current fiscal year end | 32.9 | 41.1 |  |
Netherlands [Member] | Non-United States [Member] |  |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |  |
Accumulated other comprehensive loss at beginning of year | 24.5 |  |  |
Unrecognized net actuarial loss |  |  | 14.9 | 25.4
Unrecognized prior service cost | (1.6) | (0.9) |  |
Accumulated other comprehensive loss (Pre-tax) | 24.5 | 24.5 | 13.3 | 24.5
Amounts recognized in the Consolidated Balance Sheets consist of: |  |  |  |
Accrued benefit liability |  |  | (8.2) | (15.7)
Accumulated other comprehensive loss | 24.5 | 24.5 | 13.3 | 24.5
Net amount recognized |  |  | 5.0 | 8.8
Accumulated other comprehensive (income) or loss at current fiscal year end | 13.3 | 24.5 |  |
Other International [Member] | Non-United States [Member] |  |  |  |
Pension Plans, Postretirement and Other Employee Benefits [Line Items] |  |  |  |
Accumulated other comprehensive loss at beginning of year | 5.4 |  |  |
Unrecognized net actuarial loss |  |  | 1.8 | 5.1
Unrecognized initial net obligation |  |  |  | 0.3
Accumulated other comprehensive loss (Pre-tax) | 5.4 | 5.4 | 1.8 | 5.4
Amounts recognized in the Consolidated Balance Sheets consist of: |  |  |  |
Prepaid benefit cost |  |  | 2.3 | 2.8
Accrued benefit liability |  |  |  | (3.1)
Accumulated other comprehensive loss | 5.4 | 5.4 | 1.8 | 5.4
Net amount recognized |  |  | $ 4.1 | $ 5.1
Accumulated other comprehensive (income) or loss at current fiscal year end | $ 1.8 | $ 5.4 |  |

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