Income taxes - Income before tax (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Income taxes
Domestic	$ (202,589)	$ (34,394)
Foreign	(23,840)	(27,803)
Loss before provision for income taxes	$ (226,429)	$ (62,197)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details