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Leases - Information related to Right of use assets (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Disclosure of quantitative information about right-of-use assets [line items] |  |
Right of use Assets | $ 4,119 | $ 4,011
Additions including remeasurements and cancellations | 427 | 1,326
Depreciation and impairment | (1,265) | (1,257)
Currency and other | (50) | 40
Right of use Assets | 3,231 | 4,119
Drilling Rigs [Member] |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |
Right of use Assets | 1,004 | 951
Additions including remeasurements and cancellations | 14 | 380
Depreciation and impairment | (316) | (349)
Currency and other | (26) | 23
Right of use Assets | 675 | 1,004
Vessels [Member] |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |
Right of use Assets | 1,606 | 1,320
Additions including remeasurements and cancellations | 300 | 853
Depreciation and impairment | (617) | (571)
Currency and other | (8) | 4
Right of use Assets | 1,280 | 1,606
Land and buildings [member] |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |
Right of use Assets | 1,215 | 1,365
Additions including remeasurements and cancellations | 28 | 18
Depreciation and impairment | (176) | (179)
Currency and other | (12) | 11
Right of use Assets | 1,055 | 1,215
Storage facilities [Member] |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |
Right of use Assets | 133 | 156
Additions including remeasurements and cancellations | 8 | 45
Depreciation and impairment | (72) | (68)
Currency and other | 0 | 0
Right of use Assets | 68 | 133
Other [Member] |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |
Right of use Assets | 161 | 219
Additions including remeasurements and cancellations | 78 | 30
Depreciation and impairment | (82) | (90)
Currency and other | (5) | 2
Right of use Assets | 152 | 161
Assets under development [Member] |  |
Disclosure of quantitative information about right-of-use assets [line items] |  |
Depreciation and impairment | $ (320) | $ (359)

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- Definition Additions, remeasurements and cancellations to right of use assets. + References No definition available. + Details
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Namespace Prefix: | eqnr_
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Balance Type: | debit
Period Type: | duration

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- Definition The amount of exchange differences recognized on translation and other of right of use assets. + References No definition available. + Details
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Namespace Prefix: | eqnr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition The amount of depreciation of right-of-use assets. [Refer: Depreciation and amortisation expense; Right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2021-01-01 -Paragraph 53 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2021-en-r&anchor=para_53_a&doctype=Standard -URIDate 2021-03-24 + Details
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Balance Type: | na
Period Type: | duration

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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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- Definition The amount of assets that represent a lessee's right to use an underlying asset for the lease term. Underlying asset is an asset that is the subject of a lease, for which the right to use that asset has been provided by a lessor to a lessee. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2021-01-01 -Paragraph 53 -Subparagraph j -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2021-en-r&anchor=para_53_j&doctype=Standard -URIDate 2021-03-24 + 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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Namespace Prefix: |
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- Details
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