Goodwill and intangibles (Details) - USD ($)	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Goodwill [Line Items]
Goodwill	$ 143,607,000	$ 143,607,000
Carrying value of intangibles	35,042,000	35,709,000
Impairment of indefinite intangible assets	0	$ 0
Defined-lived intangible assets	2,900,000
PCD reporting
Goodwill [Line Items]
Goodwill	137,900,000
Corporate And Other Reporting Unit
Goodwill [Line Items]
Goodwill	$ 5,700,000