Income taxes - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Income Tax Disclosure [Abstract]
Income tax expense (benefit)	$ 1,439	$ 25,046
Effective income tax rate (percent)	2.50%	27.90%

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

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+ Details