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Income taxes (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Income taxes
(Benefit from) provision for income taxes	$ (3,448)	$ 2,272	$ (3,683)	$ 1,137
Incremental income tax benefits	3,500
Increase (decrease) in income taxes	$ 2,400

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- Definition

Amount of incremental income tax benefits due to completion of research and development tax credit study during the period.

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- Definition

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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The increase (decrease) during the reporting period in the amounts payable to taxing authorities for taxes that are based on the reporting entity's earnings, net of amounts receivable from taxing authorities for refunds of overpayments or recoveries of income taxes, and in deferred and other tax liabilities and assets.

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