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v3.20.4

Related parties - narrative (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disclosure of transactions between related parties [line items] |  |  |
Amounts payable, related party transactions | $ 0 | $ 0 | $ 0
Equinor ASA [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Ownership interests held by shareholder | 67.00% |  |
Equinor ASA [member] | Lease liabilities [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Amounts payable, related party transactions | $ 311 |  |
Related Party Lease Contract Term | The lease contracts extend to the years 2034 and 2037 |  |
Equinor ASA [member] | Gassco AS [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Settlement of liabilities by entity on behalf of related party, related party transactions | $ 1,203 | 1,396 | 1,351
Norwegian State [member] | Oil and gas assets [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Purchases of of goods with related party | 5,108 | 7,505 | 8,604
Norwegian State [member] | Tjeldbergodden [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Purchases of of goods with related party | $ 18 | $ 36 | $ 49
Folketrygdfondet [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Ownership interests held by shareholder | 3.60% |  |

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- Definition The proportion of ownership interest held by a shareholder of the entity. + References No definition available. + Details
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- Definition The lease contracts with related party, terms. + References No definition available. + Details
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- Definition The amounts payable resulting from related party transactions. [Refer: Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2019-01-01 -Paragraph 20 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2019-en-r&anchor=para_20&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2019-01-01 -Paragraph 18 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2019-en-r&anchor=para_18_b&doctype=Standard -URIDate 2019-03-27 + Details
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- Details
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Namespace Prefix: |
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Balance Type: |
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- Details
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Balance Type: |
Period Type: |