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Share-based payments - 2021 Executive Director Liquidity and Price Target Options (Details) - 2021 Executive Director Liquidity and Price Target Options			12 Months Ended
	Jan. 20, 2021 shares $ / shares	Jan. 20, 2021 shares $ / shares	Jun. 30, 2024
Share-based payments [Abstract]
Expiration date of share based payment arrangement grants			Dec. 20, 2025
Entities Controlled by Daniel Roberts
Share-based payments [Abstract]
Granted during the year (in shares)	1,000,000	1,000,000
Exercise price (in dollars per share) | (per share)	$ 3.868	$ 5.005
Entities Controlled by William Roberts
Share-based payments [Abstract]
Granted during the year (in shares)	1,000,000	1,000,000
Exercise price (in dollars per share) | (per share)	$ 3.868	$ 5.005

X

- Definition

The number of share options granted in a share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2024-01-01
-Paragraph 45
-Subparagraph b
-Clause ii
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-URIDate 2024-03-27

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- Definition

The weighted average exercise price of share options granted in a share-based payment arrangement. [Refer: Weighted average [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 2
-IssueDate 2024-01-01
-Paragraph 45
-Subparagraph b
-Clause ii
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45_b_ii&doctype=Standard
-URIDate 2024-03-27

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X

- Definition

The date on which share-based payment arrangements grants are expired, in CCYY-MM-DD format.

+ References

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- Definition

Share-based payment [Abstract]

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