Loans and borrowings (Details Narrative) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Notes and other explanatory information [abstract]
Total carrying amount of covenants financial liabilities	$ 2,605	$ 2,696

The carrying amount of a non-current liability with covenants arising from a loan arrangement for which the entity’s right to defer settlement is subject to the entity complying with covenants within twelve months after the reporting period.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 76ZA
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_76ZA_a&doctype=Standard
-URIDate 2024-03-27

Name:	ifrs-full_CarryingAmountOfNoncurrentLiabilitiesWithCovenants
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant