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Subsidiaries - Additional Information (Detail)	12 Months Ended
	Dec. 31, 2022
Subsidiaries [Abstract]
Percentage of interest in both subsidiaries	10.00%

X

- Definition

The proportion of ownership interests in a subsidiary held by non-controlling interests. [Refer: Subsidiaries [member]; Non-controlling interests]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 12
-IssueDate 2022-03-24
-Paragraph 12
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2022-en-r&anchor=para_12_c&doctype=Standard
-URIDate 2022-03-24

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Subsidiaries.

+ References

No definition available.

+ Details

Name:	wds_SubsidiariesAbstract
Namespace Prefix:	wds_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration