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Income taxes - Narrative (Details) - USD ($) shares in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Tax Contingency [Line Items]
Uncertain tax positions	$ 0
Class A Common Stock
Income Tax Contingency [Line Items]
Redemption of LLC Units (in shares)	700	300
LLC Units
Income Tax Contingency [Line Items]
Redemption of LLC Units (in shares)	700	300
Common stock | Class A Common Stock
Income Tax Contingency [Line Items]
Redemption of LLC Units (in shares)	685	334	1,517
Pre-IPO LLC | LLC Units
Income Tax Contingency [Line Items]
Redemption of LLC Units (in shares)	700	300	1,500
Tax Receivable Agreement | Pre-IPO LLC
Income Tax Contingency [Line Items]
Percentage due to related parties	85.00%
Due to related parties	$ 171,900,000	$ 160,100,000
Due to related parties, current	6,200,000	$ 0.0
Domestic Tax Jurisdiction
Income Tax Contingency [Line Items]
Net operating loss carryforwards	103,000,000.0
State and Local Jurisdiction
Income Tax Contingency [Line Items]
Net operating loss carryforwards	$ 19,400,000

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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