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Segment Reporting - Interests (Details) $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($) item	Dec. 31, 2023 USD ($) item
Interests
Number of major interests | item	2	2
Revenue	$ 1,113.6	$ 1,219.0
Major Interest One
Interests
Percentage of revenue (as a percent)	15.00%	20.00%
Revenue	$ 294.1	$ 379.2
Major Interest Two
Interests
Percentage of revenue (as a percent)	12.00%	11.00%

X

- Definition

The number of major revenue generating Royalty, Stream and Working Interests.

+ References

No definition available.

+ Details

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

+ Details

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X

- Definition

The percentage of the entity's revenue. [Refer: Revenue]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 8
-IssueDate 2024-01-01
-Paragraph 34
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=8&code=ifrs-tx-2024-en-r&anchor=para_34&doctype=Standard
-URIDate 2024-03-27

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- Definition

The amount of revenue from contracts with customers. A customer is a party that has contracted with an entity to obtain goods or services that are an output of the entity’s ordinary activities in exchange for consideration.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 15
-IssueDate 2024-01-01
-Paragraph 114
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2024-en-r&anchor=para_114&doctype=Standard
-URIDate 2024-03-27

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 15
-IssueDate 2024-01-01
-Paragraph 113
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2024-en-r&anchor=para_113_a&doctype=Standard
-URIDate 2024-03-27

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- Details

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