Income taxes - Schedule of Activity Related to Unrecognized Tax Benefits, Excluding Federal Tax Benefit of State Tax Deductions (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Unrecognized Tax Benefits
Balance at beginning of year	$ 41,727	$ 52,821	$ 43,697
Additions based on tax positions related to the current year	1,446	837	7,017
Additions for tax positions of prior years	446	8	1,327
Reductions for tax positions of prior years	(574)	(11,261)	(652)
Reductions due to lapsed statutes of limitations	(12)	(137)	(208)
Foreign currency translation	2,999		1,640
Foreign currency translation		(541)
Balance at end of year	$ 46,032	$ 41,727	$ 52,821

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

Amount of unrecognized tax benefits.

+ References

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- Definition

Amount of decrease in unrecognized tax benefits resulting from foreign currency translation.

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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