Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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Average period remaining before foreign currency exchange rate derivatives mature or expire, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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No definition available.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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-Publisher FASB
-Name Accounting Standards Codification
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Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

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-Publisher FASB
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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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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.

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The net gain (loss) recognized in earnings during the reporting period representing the amount of the cash flow hedges' ineffectiveness.

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Derivative Financial Instruments - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017	Feb. 15, 2017
Derivative [Line Items]
Gain (loss) on cash flow hedge ineffectiveness, net		$ 0.1	$ 0.1
Foreign Currency Forward [Member]
Derivative [Line Items]
Notional amounts	$ 19.0		$ 19.0		$ 0.3
Remaining maturity of outstanding instruments			6 months
Foreign Currency Forward [Member] \| Cash Flow Hedging [Member]
Derivative [Line Items]
Gain (loss) reclassified from AOCI into income (effective portion)	(0.2)	0.4	$ (0.2)	$ 0.4
Foreign Currency Forward [Member] \| Cash Flow Hedging [Member] \| Other current liabilities [Member]
Derivative [Line Items]
Derivative liability	0.0		0.0
Interest Rate Swap [Member]
Derivative [Line Items]
Notional amounts						$ 400.0
Gain (loss) reclassified from AOCI into income (effective portion)	0.0	0.0	0.0	$ 0.0
Secured Debt [Member] \| Senior Secured Term Loan Facility Due September 2023 [Member]
Derivative [Line Items]
Effective interest rate						2.062%
Not Designated as Hedging Instrument [Member] \| Foreign Currency Gain (Loss) [Member] \| Foreign Currency Forward [Member]
Derivative [Line Items]
Derivative, Gain (Loss) on Derivative, Net	$ 0.1	$ 0.1	$ 0.1