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Employee Benefits (Tables) | 6 Months Ended
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Apr. 30, 2017
General Discussion of Pension and Other Postretirement Benefits [Abstract] |
Schedule of Components of Net Periodic Pension Costs | Our results of operations for the three and six months ended April 30, 2017 and 2016 reflect the following components of net periodic pension costs:
Periods Ended April 30, | Three Months |  | Six Months
(In millions) | 2017 |  | 2016 |  | 2017 |  | 2016
Service cost | $ | 2.5 |  |  | $ | 2.3 |  |  | $ | 5.0 |  |  | $ | 4.6 |
Interest cost | 1.1 |  |  | 1.2 |  |  | 2.2 |  |  | 2.5 |
Expected return on plan assets | (1.8 | ) |  | (1.6 | ) |  | (3.6 | ) |  | (3.3 | )
Recognized net actuarial loss | 0.7 |  |  | 0.4 |  |  | 1.4 |  |  | 0.8 |
Net periodic pension cost | $ | 2.5 |  |  | $ | 2.3 |  |  | $ | 5.0 |  |  | $ | 4.6 |

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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