Derivative Instruments (Details) - USD ($) $ in Millions	6 Months Ended
Apr. 30, 2018	Oct. 31, 2017
Foreign Currency Contracts \| Designated as hedging instrument \| Cash flow hedging
Derivative [Line Items]
Derivative asset, notional amount	$ 114.2	$ 86.1
Derivative maturity (in months)	12 months
Foreign Currency Contracts \| Not designated as hedging instrument
Derivative [Line Items]
Derivative asset, notional amount	$ 92.5	83.4
Derivative maturity (in months)	12 months
Interest Rate Swap One \| Designated as hedging instrument \| Cash flow hedging \| Secured debt \| Term Loan 2022
Derivative [Line Items]
Interest rate swap fix	98.00%
Derivative, swaption interest rate	4.25%
Interest Rate Swap Two \| Designated as hedging instrument \| Cash flow hedging \| Secured debt \| Term Loan 2022
Derivative [Line Items]
Interest rate swap fix	82.00%
Derivative, swaption interest rate	4.25%
Interest Rate Swap Three \| Designated as hedging instrument \| Cash flow hedging \| Secured debt \| Term Loan 2022
Derivative [Line Items]
Interest rate swap fix	77.00%
Derivative, swaption interest rate	4.75%
Starting Interest Rate Swap \| Designated as hedging instrument \| Cash flow hedging \| Secured debt \| Term Loan 2022
Derivative [Line Items]
Derivative asset, notional amount	$ 387.6	$ 389.6

Nominal or face amount used to calculate payments on the derivative asset.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5579245-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5580258-113959

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Fixed interest rate that will be received or paid upon exercise of the interest rate swaption contract.

+ References

No definition available.

+ Details

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- Definition

Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

Percentage of an entity's outstanding debt that is designated as a hedged item in cash flow, fair value, or net investment hedge.

+ References

No definition available.

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