Earnings/(loss) per share - Additional Information (Details) shares in Millions	6 Months Ended
Jun. 30, 2025 shares
Earnout Shares
Earnings/(loss) per share
Shares have been excluded from the calculation of weighted average shares outstanding	15

Number of (units of) instruments that are antidilutive in the period presented.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 33
-IssueDate 2024-01-01
-Paragraph 70
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2024-en-r&anchor=para_70_c&doctype=Standard
-URIDate 2024-03-27

Name:	ifrs-full_NumberOfInstrumentsThatAreAntidilutiveInPeriodPresented
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration