Stock-based compensation - Schedule of RSU Activity (Details) - Restricted Stock Units (RSUs)	6 Months Ended
	Jun. 30, 2025 $ / shares shares
Units
Outstanding, beginning of period (in shares) | shares	11,737,145
Granted (in shares) | shares	7,588,093
Vested (in shares) | shares	(3,099,413)
Forfeited (in shares) | shares	(714,482)
Outstanding, end of period (in shares) | shares	15,511,343
Weighted-Average Grant Date Fair Value (per share)
Outstanding, beginning of period (in dollars per share) | $ / shares	$ 20.73
Granted (in dollars per share) | $ / shares	12.98
Vested (in dollars per share) | $ / shares	22.24
Forfeited (in dollars per share) | $ / shares	19.40
Outstanding, end of period (in dollars per share) | $ / shares	$ 16.70