Electricity price

No definition available.

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- Definition

Crude oil or gas price assumption used for impairment calculations in each geographic area during the reporting period, presented in USD per unit, number of barrels of oil or mmbtu.

+ References

No definition available.

+ Details

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- Definition

The amount of expected tax increase per tonne by the state government on carbon emissions per tonne, maximum amount.

+ References

No definition available.

+ Details

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- Definition

The carbon price set for countries outside of EU.

+ References

No definition available.

+ Details

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- Definition

Maximum possible impairment property plant and equipment

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage of estimated decline in commodity price forecasts over the lifetime of the assets.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Weighted Average Cost of Capital aas an input for impairment calculations.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

The average exchange rate used by the entity. Exchange rate is the ratio of exchange for two currencies.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 112
-Subparagraph c
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2021-03-24

+ Details

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- Definition

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

+ 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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Property, plant and equipment -price assumptions (narrative) (Details) $ in Billions	3 Months Ended	12 Months Ended
	Sep. 30, 2021 € / MWh	Dec. 31, 2021 USD ($) $ / bbl	Dec. 31, 2021 USD ($) $ / MMBTU	Dec. 31, 2021 USD ($) kr / $	Dec. 31, 2021 USD ($) kr / €	Dec. 31, 2021 USD ($) kr / t	Dec. 31, 2021 USD ($) € / t	Dec. 31, 2021 USD ($) € / MWh	Dec. 31, 2021 USD ($) $ / £	Dec. 31, 2020 $ / bbl $ / MMBTU € / t € / MWh
Price Assumptions Used For Impairment Calculations [Line Items]
Percentage of estimated decline in commodity prices		30.00%	30.00%	30.00%	30.00%	30.00%	30.00%	30.00%	30.00%
Weighted Average Cost of Capital		5.00%	5.00%	5.00%	5.00%	5.00%	5.00%	5.00%	5.00%
External carbon price \| € / t										56
Impairment exposure due to net zero emission \| $		$ 9	$ 9	$ 9	$ 9	$ 9	$ 9	$ 9	$ 9
2022 [member]
Price Assumptions Used For Impairment Calculations [Line Items]
Electricity price \| € / MWh	77							157		61
2024 [member]
Price Assumptions Used For Impairment Calculations [Line Items]
Long-term exchange rates				8.50	10.0				1.35
2026 [member]
Price Assumptions Used For Impairment Calculations [Line Items]
External carbon price \| € / t							80
2030 [member]
Price Assumptions Used For Impairment Calculations [Line Items]
Electricity price \| € / MWh								58		43
External carbon price \| € / t							65			27.5
Expected tax increase on carbon emissions maximum \| kr / t						2,000
2050 [member]
Price Assumptions Used For Impairment Calculations [Line Items]
External carbon price \| € / t							100			41
NBP Natural Gas Price [Member] \| 2030 [member]
Price Assumptions Used For Impairment Calculations [Line Items]
Estimated crude oil or Gas price per unit			6.4							6.7
NBP Natural Gas Price [Member] \| 2040 [member]
Price Assumptions Used For Impairment Calculations [Line Items]
Estimated crude oil or Gas price per unit			7.7							8.0
NBP Natural Gas Price [Member] \| 2050 [member]
Price Assumptions Used For Impairment Calculations [Line Items]
Estimated crude oil or Gas price per unit			7.0							7.7
Henry Hub Natural Gas Price [Member] \| 2030 [member]
Price Assumptions Used For Impairment Calculations [Line Items]
Estimated crude oil or Gas price per unit			3.2							3.3
Henry Hub Natural Gas Price [Member] \| 2040 [member]
Price Assumptions Used For Impairment Calculations [Line Items]
Estimated crude oil or Gas price per unit			3.3							3.8
Brent Blend oil price [member] \| 2025 [member]
Price Assumptions Used For Impairment Calculations [Line Items]
Estimated crude oil or Gas price per unit \| $ / bbl		65								67
Brent Blend oil price [member] \| 2040 [member]
Price Assumptions Used For Impairment Calculations [Line Items]
Estimated crude oil or Gas price per unit \| $ / bbl		64								66
Brent Blend oil price [member] \| 2050 [member] \| Maximum [member]
Price Assumptions Used For Impairment Calculations [Line Items]
Estimated crude oil or Gas price per unit \| $ / bbl		60