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Financial risk management - Foreign currency risk (Details) - Currency risk - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Disclosure of financial instruments by type of interest rate [line items]
Net working capital asset	$ 152.7	$ 74.4
Reasonably possible change in risk variable, percent	10.00%
Decrease the value of net working capital	$ 13.9	6.8
Increase the value of net working capital	$ 17.0	$ 8.3

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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.

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The amount of risk exposure associated with financial instruments with a shared characteristic that identifies a concentration of risks. [Refer: Classes of financial instruments [domain]]

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2024-01-01
-Paragraph B8
-Subparagraph c
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-URIDate 2024-03-27

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