XML 198 R105.htm IDEA: XBRL DOCUMENT
v3.22.4

Impairment Of Exploration And Evaluation And Oil And Gas Properties - Summary of Impairment Reversals (Detail) - Wheatstone [member] $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 USD ($)
Producing [member] |
Summary of impairment reversals [Line Items] |
Increase | $ 116
Decrease | (43)
WDS Australia Segment [Member] |
Summary of impairment reversals [Line Items] |
Increase | (117)
Decrease | 127
Brent Price Measurement Input [member] | WDS Australia Segment [Member] |
Summary of impairment reversals [Line Items] |
Increase | 294
Decrease | (294)
FX Measurement Input [member] | WDS Australia Segment [Member] |
Summary of impairment reversals [Line Items] |
Increase | (79)
Decrease | $ 79

X
- Definition The amount of increase (decrease) in the fair value measurement of assets due to a reasonably possible decrease in an unobservable input. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2022-03-24 -Paragraph 93 -Subparagraph h -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2022-en-r&anchor=para_93_h_ii&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_IncreaseDecreaseInFairValueMeasurementDueToReasonablyPossibleDecreaseInUnobservableInputAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of increase (decrease) in the fair value measurement of assets due to a reasonably possible increase in an unobservable input. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 13 -IssueDate 2022-03-24 -Paragraph 93 -Subparagraph h -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2022-en-r&anchor=para_93_h_ii&doctype=Standard -URIDate 2022-03-24 + Details
Name: | ifrs-full_IncreaseDecreaseInFairValueMeasurementDueToReasonablyPossibleIncreaseInUnobservableInputAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Summary of impairment reversals + References No definition available. + Details
Name: | wds_SummaryOfImpairmentReversalsLineItems
Namespace Prefix: | wds_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_IndividualAssetsOrCashgeneratingUnitsAxis=wds_WheatstoneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=wds_ProducingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SegmentsAxis=wds_WdsaustraliaSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_UnobservableInputsAxis=wds_BrentPriceMeasurementInputMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_UnobservableInputsAxis=wds_FxMeasurementInputMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |