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Material Accounting Policies - Additional Information (Detail) - shares			12 Months Ended
	Dec. 05, 2023	Dec. 04, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Sep. 27, 2023
CUR Shares [Member]
Disclosure of significant accounting policies [line items]
Number of shares issued						0.5
Isoenergy Ltd [member]
Disclosure of significant accounting policies [line items]
Proportion of ownership interest in subsidiary	34.00%	48.70%	32.80%	33.90%	50.10%

X

- Definition

The number of shares issued by the entity.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 106
-Subparagraph d
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_106_d&doctype=Standard
-URIDate 2024-03-27

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X

- Definition

The proportion of ownership interest in a subsidiary attributable to the entity. [Refer: Total for all subsidiaries [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2024-01-01
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-URIDate 2024-03-27

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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-IssueDate 2024-01-01
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-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2024-en-r&anchor=para_19B_c&doctype=Standard
-URIDate 2024-03-27

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X

- Definition

Disclosure of significant accounting policies [line items]

+ References

No definition available.

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X

- Details

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