Stock-based compensation - Narrative (Details) - Restricted Stock Units (RSUs) $ in Millions	3 Months Ended
	Mar. 31, 2025 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense, RSUs	$ 236.8
Weighted average period over which unrecognized compensation expense would be recognized (in years)	3 years
Fair value of RSUs vested	$ 49.4
Omnibus Incentive Plan 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period (in years)	4 years