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 volume used to calculate payments on a derivative instrument.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Nominal or face amount 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=125515794&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=125515794&loc=SL5579245-113959

+ Details

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Period Type:	instant

- 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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- 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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- 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 - Foreign Exchange Rate Risk (Details) € in Millions, ¥ in Millions, $ in Millions, $ in Millions	6 Months Ended	44 Months Ended
	Jun. 30, 2021 SGD ($) $ / bbl bbl	Jun. 30, 2021 SGD ($) $ / bbl bbl	Jun. 30, 2021 USD ($) $ / bbl	Jun. 30, 2021 EUR (€) $ / bbl	Jun. 30, 2021 JPY (¥) $ / bbl	Dec. 31, 2020 SGD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2019 JPY (¥)
Foreign Exchange Forward
Derivative [Line Items]
Derivative contract term	18 months
Options Held
Derivative [Line Items]
Derivative, nonmonetary notional amount, volume \| bbl	171,634	552,686
Derivative, average price risk option strike price \| $ / bbl	65.77	65.77	65.77	65.77	65.77
USD \| Forward Contracts
Derivative [Line Items]
Derivative, notional amount			$ 13.4				$ 13.4
USD \| Foreign Exchange Forward \| Long \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative, notional amount			38.7
USD \| Foreign Exchange Forward \| Short \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative, notional amount			0.0	€ 32.6
USD \| Cross Currency Interest Rate Contract
Derivative [Line Items]
Derivative, notional amount								$ 86.6
USD \| Cross Currency Interest Rate Contract \| Net Investment Hedges:
Derivative [Line Items]
Derivative, notional amount								$ 90.0
Yen \| Foreign Exchange Forward \| Long \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative, notional amount \| ¥					¥ 8,568.0
Yen \| Foreign Exchange Forward \| Short \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative, notional amount			35.5	38.0
Yen \| Cross Currency Interest Rate Contract
Derivative [Line Items]
Derivative, notional amount \| ¥									¥ 9,500.0
SGD \| Forward Contracts
Derivative [Line Items]
Derivative, notional amount	$ 601.5	$ 601.5				$ 601.5
SGD \| Foreign Exchange Forward \| Long \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative, notional amount	$ 47.8	$ 47.8
SGD \| Foreign Exchange Forward \| Short \| Designated as Hedging Instrument
Derivative [Line Items]
Derivative, notional amount			$ 28.6	€ 5.8