The reasonably possible percentage of the increase (decrease) market risk sensitivity.

No definition available.

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

+ References

No definition available.

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- Definition

The gains (losses) resulting from change in the fair value of derivatives recognised in profit or loss. [Refer: Derivatives [member]]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The amount of exchange differences recognised in profit or loss that arise from foreign currency transactions, excluding those arising on financial instruments measured at fair value through profit or loss in accordance with IFRS 9. [Refer: At fair value [member]; Financial instruments, class [member]]

+ References

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- Definition

The increase (decrease) in financial assets resulting from changes in models or risk parameters. [Refer: Financial assets]

+ References

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Financial instruments - Sensitivity analysis of market risk (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Disclosure of nature and extent of risks arising from financial instruments [line items]
Gains (losses) derivative financial instruments	$ 448	$ 473	$ (341)
Commodity price sensitivity [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Percentage of reasonably possible change, market risk	30.00%
Commodity price sensitivity [member] \| Minimum (%) [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Percentage of reasonably possible change, market risk	(30.00%)	(30.00%)
Commodity price sensitivity [member] \| Maximum (%) [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Percentage of reasonably possible change, market risk	30.00%	30.00%
Commodity price sensitivity [member] \| Crude oil and refined products [member] \| Minimum (%) [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Gains (losses) derivative financial instruments	$ 1,025	$ 569
Commodity price sensitivity [member] \| Crude oil and refined products [member] \| Maximum (%) [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Gains (losses) derivative financial instruments	(1,025)	(563)
Commodity price sensitivity [member] \| Natural gas and electricity [Member] \| Minimum (%) [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Gains (losses) derivative financial instruments	184	(33)
Commodity price sensitivity [member] \| Natural gas and electricity [Member] \| Maximum (%) [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Gains (losses) derivative financial instruments	$ (94)	$ 49
Equity price risk [member] \| Minimum (%) [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Percentage of reasonably possible change, market risk	(35.00%)	(35.00%)
Net gains (losses)	$ (684)	$ (631)
Equity price risk [member] \| Maximum (%) [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Percentage of reasonably possible change, market risk	35.00%	35.00%
Net gains (losses)	$ 684	$ 631
Currency risk sensitivity [member] \| Minimum (%) [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Percentage of reasonably possible change, market risk	(8.00%)	(9.00%)
Currency risk sensitivity [member] \| Minimum (%) [member] \| United States Dollar (USD) [Member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Foreign exchange gain (loss)	$ (319)	$ (220)
Currency risk sensitivity [member] \| Minimum (%) [member] \| Norwegian kroner (NOK) [Member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Foreign exchange gain (loss)	$ 322	$ 282
Currency risk sensitivity [member] \| Maximum (%) [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Percentage of reasonably possible change, market risk	8.00%	9.00%
Currency risk sensitivity [member] \| Maximum (%) [member] \| United States Dollar (USD) [Member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Foreign exchange gain (loss)	$ 319	$ 220
Currency risk sensitivity [member] \| Maximum (%) [member] \| Norwegian kroner (NOK) [Member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Foreign exchange gain (loss)	$ (322)	$ (282)
Interest rate sensitivity [member] \| Minimum (%) [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Percentage of reasonably possible change, market risk	(0.60%)	(0.60%)
Net gains (losses)	$ 516	$ 526
Interest rate sensitivity [member] \| Maximum (%) [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Percentage of reasonably possible change, market risk	0.60%	0.60%
Net gains (losses)	$ (516)	$ (526)