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 volume used to calculate payments on a derivative instrument.

+ References

No definition available.

+ Details

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- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

+ Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Derivative Financial Instruments (Textuals) (Details) € in Millions, ¥ in Millions, $ in Millions, $ in Millions	28 Months Ended
	Mar. 31, 2020 USD ($) bbl $ / bbl	Dec. 31, 2020 JPY (¥)	Mar. 31, 2020 SGD ($) bbl $ / bbl	Mar. 31, 2020 JPY (¥) bbl $ / bbl	Mar. 31, 2020 EUR (€) bbl $ / bbl	Dec. 31, 2019 USD ($)	Dec. 31, 2019 SGD ($)
Options Held [Member]
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount \| bbl	128,191		128,191	128,191	128,191
Derivative, Average Price Risk Option Strike Price \| $ / bbl	68.06		68.06	68.06	68.06
Derivative, Nonmonetary Notional Amount, Volume \| bbl	374,380
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
United States of America, Dollars \| Cross Currency Interest Rate Contract [Member]
Derivative [Line Items]
Derivative, Notional Amount						90.0
United States of America, Dollars \| Net Investment Hedges [Member] \| Cross Currency Interest Rate Contract [Member]
Derivative [Line Items]
Derivative, Notional Amount						$ 90.0
Japan, Yen \| Cross Currency Interest Rate Contract [Member]
Derivative [Line Items]
Derivative, Notional Amount \| ¥		¥ 9,800.0
Long [Member] \| Designated as Hedging Instrument [Member] \| Singapore, Dollars \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Notional Amount			$ 59.8
Long [Member] \| Designated as Hedging Instrument [Member] \| United States of America, Dollars \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Notional Amount	52.7
Long [Member] \| Designated as Hedging Instrument [Member] \| Japan, Yen \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Notional Amount \| ¥				¥ 9,175.8
Short [Member] \| Designated as Hedging Instrument [Member] \| Singapore, Dollars \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Notional Amount	35.2				€ 6.7
Short [Member] \| Designated as Hedging Instrument [Member] \| United States of America, Dollars \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Notional Amount	0.0				47.0
Short [Member] \| Designated as Hedging Instrument [Member] \| Japan, Yen \| Foreign Exchange Forward [Member]
Derivative [Line Items]
Derivative, Notional Amount	$ 45.2				€ 36.2