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, 2024	Dec. 31, 2023	Dec. 31, 2022
Unrecognized Tax Benefits
Balance at beginning of year	$ 52,821	$ 43,697	$ 46,082
Additions based on tax positions related to the current year	837	7,017	5,411
Additions for tax positions of prior years	8	1,327	0
Reductions for tax positions of prior years	(11,261)	(652)	(2,664)
Reductions due to lapsed statutes of limitations	(137)	(208)	(2,264)
Foreign currency translation	(541)		(2,868)
Foreign currency translation		1,640
Balance at end of year	$ 41,727	$ 52,821	$ 43,697

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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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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