Aggregate notional amount of derivative expressed in nonmonetary units. For example, the number of barrels specified in a fuel oil forward purchase contract.

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

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
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The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

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Fixed interest rate related to the interest rate derivative.

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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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Amount of gain (loss) recognized in earnings in the period from the increase (decrease) in fair value of price risk derivatives not designated as hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (e)
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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
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Maximum period the entity is hedging its exposure to the variability in future cash flows for forecasted transactions, excluding those forecasted transactions related to the payment of variable interest on existing financial instruments, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 815
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (d)
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Nominal or face amount used to calculate payments on a nonderivative instrument.

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No definition available.

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Amount, after tax, of cumulative translation adjustment attributable to gain (loss) on foreign currency derivatives that are designated as, and are effective as, economic hedges of a net investment in a foreign entity.

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-Name Accounting Standards Codification
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-SubTopic 30
-Section 45
-Paragraph 20
-Subparagraph (a)
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Pre-tax cumulative adjustment resulting from gains and losses on foreign currency derivatives that are designated as, and are effective as, hedges of a net investment in a foreign entity, commencing as of the designation date. Adjustment reported in equity as part of accumulated other comprehensive income.

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No definition available.

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Derivative Financial Instruments (Textuals) (Details) € in Millions, ¥ in Millions, SGD in Millions, $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2017 USD ($)	Dec. 31, 2017 EUR (€) MBbls	Dec. 31, 2017 JPY (¥)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2017 SGD MBbls	Dec. 31, 2017 USD ($) MBbls	Oct. 02, 2017 USD ($)	Dec. 31, 2016 EUR (€) MBbls	Dec. 31, 2016 USD ($) MBbls
Derivative [Line Items]
Long-term debt							$ 197.0			$ 228.6
Forward-Start Interest Rate Swap [Member]
Derivative [Line Items]
Notional amount								$ 33.1		$ 34.9
Debt Instrument, Description of Variable Rate Basis		one-month LIBOR	one-month LIBOR	one-month LIBOR
Maximum term (in years)		5 years	5 years	5 years
Fixed interest rate		5.41%				5.41%	5.41%
Euro Note B [Member]
Derivative [Line Items]
Cumulative foreign currency translation loss							$ 1.3
Cumulative foreign currency translation loss, net of tax							1.2
Euro-Denominated Revolver [Member]
Derivative [Line Items]
Notional amount, nonderivative instruments		€ 21.0		$ 25.2
Debt Yen Denominated [Member]
Derivative [Line Items]
Notional amount, nonderivative instruments			¥ 500.0	4.4
Cumulative foreign currency translation loss							0.3
Cumulative foreign currency translation loss, net of tax							$ 0.2
Commodity Call Options [Member]
Derivative [Line Items]
Purchased call options, barrels of crude oil (in barrels) \| MBbls		125,166				125,166	125,166		96,525	96,525
Gain (loss) recorded in cost of goods and services sold, call options	$ 0.1			$ 0.2	$ 0.1
Commodity Call Options Held [Member]
Derivative [Line Items]
Purchased call options, barrels of crude oil (in barrels) \| MBbls		115,701				115,701	115,701
Euro Member Countries, Euro \| Forward Contracts [Member]
Derivative [Line Items]
Notional amount \| €		€ 12.0							€ 57.5
United States of America, Dollars \| Forward Contracts [Member]
Derivative [Line Items]
Notional amount							$ 13.4
United States of America, Dollars \| Long [Member] \| Foreign Exchange Forward [Member] \| Designated as Hedging Instrument [Member]
Derivative [Line Items]
Notional amount							39.0
United States of America, Dollars \| Short [Member] \| Foreign Exchange Forward [Member] \| Designated as Hedging Instrument [Member]
Derivative [Line Items]
Notional amount		34.4					0.0
Japan, Yen \| Long [Member] \| Foreign Exchange Forward [Member] \| Designated as Hedging Instrument [Member]
Derivative [Line Items]
Notional amount							5,157.3
Japan, Yen \| Short [Member] \| Foreign Exchange Forward [Member] \| Designated as Hedging Instrument [Member]
Derivative [Line Items]
Notional amount		19.8					23.5
Singapore, Dollars \| Forward Contracts [Member]
Derivative [Line Items]
Notional amount \| SGD						SGD 171.0
Singapore, Dollars \| Long [Member] \| Foreign Exchange Forward [Member] \| Designated as Hedging Instrument [Member]
Derivative [Line Items]
Notional amount							35.2
Singapore, Dollars \| Short [Member] \| Foreign Exchange Forward [Member] \| Designated as Hedging Instrument [Member]
Derivative [Line Items]
Notional amount		€ 6.9					$ 17.7