Fair value measurements - Schedule of fair value measurements (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025	Dec. 31, 2024
Fair value measurements and financial risk management
Contingent consideration liabilities	$ 3,879	$ 3,358	$ 6,147
Liabilities, fair value	3,879	3,358
Level 1
Fair value measurements and financial risk management
Contingent consideration liabilities	0	0
Liabilities, fair value	0	0
Level 2
Fair value measurements and financial risk management
Contingent consideration liabilities	0	0
Liabilities, fair value	0	0
Level 3
Fair value measurements and financial risk management
Contingent consideration liabilities	3,879	3,358
Liabilities, fair value	$ 3,879	$ 3,358

Amount of liability recognized arising from contingent consideration in a business combination.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Name:	us-gaap_BusinessCombinationContingentConsiderationLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant