Reduction in force (Additional Information) (Details) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2026 Employees	Sep. 30, 2026 USD ($)
Restructuring and Related Activities [Abstract]
Reduction in number of employee \| Employees	17
Reduction in workforce	7.00%	7.00%
Unpaid termination benefits \| $		$ 0.1

Amount of increase in benefit obligation for benefits provided to employees payable from defined benefit plan or payable upon retirement.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (m)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 715
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)(10)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

Name:	us-gaap_DefinedBenefitPlanSpecialTerminationBenefits
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration