Income taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Tax Disclosure [Abstract]
Income tax expense (benefit)	$ 0	$ 2	$ 121	$ 94
Effective income tax rate reconciliation, percent			(1.10%)
Effective income tax rate reconciliation, tax expense (benefit), share-based payment arrangement, amount			$ 1,200
Effective income tax rate reconciliation, at federal statutory income tax rate, without discrete items percent			(1.60%)
Effective income tax rate reconciliation, at federal statutory income tax rate, percent			21.00%