Income taxes - Schedule of Reconciliation of Beginning and Ending Amount of Total Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
Sep. 30, 2025	Dec. 31, 2024
Unrecognized Tax Benefits [Roll Forward]
Unrecognized tax benefits at start of period	$ 101,619	$ 160,016
Increase related to prior year tax positions	28,442	7,374
Decrease related to prior year tax positions	(58,274)	(2,525)
Increase related to current period tax positions	12,098	2,171
Lapse of statute of limitations	(37)	(65,417)
Unrecognized tax benefits at end of period	$ 83,848	$ 101,619

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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-Topic 740
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-Name Accounting Standards Codification
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- Definition

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

+ References

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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 increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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

+ References

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