Share based compensation - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 15,594	$ 5,074	$ 19,852	$ 9,364
Performance restricted stock units (PRSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense			9,900
Cost related to share options and PRSUs granted but not yet recognized	$ 7,900		$ 7,900
Expected period for recognition			1 year