The average strike price on the group of price risk option contracts such as put options or call options.

No definition available.

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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

Nominal number of units used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959

+ Details

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- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

+ Details

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- Definition

Nominal or face amount used to calculate payments on a nonderivative instrument.

+ References

No definition available.

+ Details

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- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 30
-Section 45
-Paragraph 20
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900

+ Details

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- Definition

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.

+ References

No definition available.

+ Details

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Derivative Financial Instruments (Textuals) (Details) € in Millions, ¥ in Millions, $ in Millions, $ in Millions	9 Months Ended
	Sep. 30, 2019 EUR (€) MBbls $ / bbl	Sep. 30, 2019 JPY (¥)	Sep. 30, 2019 USD ($)	Sep. 30, 2019 SGD ($) MBbls $ / bbl	Sep. 30, 2019 JPY (¥) MBbls $ / bbl	Sep. 30, 2019 USD ($) MBbls $ / bbl	Dec. 31, 2018 EUR (€)	Dec. 31, 2018 SGD ($)	Dec. 31, 2018 USD ($)	Nov. 22, 2017 MBbls
Debt EUR Denominated [Member]
Derivative [Line Items]
Notional amount, nonderivative instruments	€ 21.0		$ 23.0
Cumulative foreign currency translation loss						$ 0.6
Cumulative foreign currency translation loss, net of tax						0.5
Debt Yen Denominated [Member]
Derivative [Line Items]
Notional amount, nonderivative instruments		¥ 500.0	$ 4.6
Cumulative foreign currency translation loss						0.5
Cumulative foreign currency translation loss, net of tax						$ 0.4
Options Held [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount \| MBbls	107,909			107,909	107,909	107,909				301,326
Derivative, Average Price Risk Option Strike Price \| $ / bbl	71.15			71.15	71.15	71.15
Euro Member Countries, Euro \| Forward Contracts [Member]
Derivative [Line Items]
Derivative, Notional Amount \| €							€ 10.0
Singapore, Dollars \| Forward Contracts [Member]
Derivative [Line Items]
Derivative, Notional Amount				$ 601.5				$ 601.5
United States of America, Dollars \| Forward Contracts [Member]
Derivative [Line Items]
Derivative, Notional Amount						$ 13.4			$ 13.4
Long [Member] \| Designated as Hedging Instrument [Member] \| Singapore, Dollars \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Notional Amount				$ 31.9
Long [Member] \| Designated as Hedging Instrument [Member] \| United States of America, Dollars \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Notional Amount						39.3
Long [Member] \| Designated as Hedging Instrument [Member] \| Japan, Yen \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Notional Amount \| ¥					¥ 5,921.1
Short [Member] \| Designated as Hedging Instrument [Member] \| Singapore, Dollars \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Notional Amount	€ 4.3					18.7
Short [Member] \| Designated as Hedging Instrument [Member] \| United States of America, Dollars \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Notional Amount	34.2					0.0
Short [Member] \| Designated as Hedging Instrument [Member] \| Japan, Yen \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Notional Amount	€ 20.2					$ 31.8