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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Namespace Prefix:	ifrs-full_
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Balance Type:	na
Period Type:	duration

Note 25 - Current allowances and provisions - (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disclosure of other provisions [line items]
Provision for the ongoing litigation related to the acquisition of participation in Usiminas	$ 89,371
Usiminas [member]
Disclosure of other provisions [line items]
Provision for the ongoing litigation related to the acquisition of participation in Usiminas	$ 89,400