STOCK-BASED COMPENSATION - Schedule of Stock Option Activity (Details) $ / shares in Units, $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2025 USD ($) $ / shares shares	Dec. 31, 2024 USD ($) $ / shares shares
Number of Shares
Beginning balance (in shares) | shares	5,007,908
Granted (in shares) | shares	556,965
Exercised (in shares) | shares	(262,316)
Forfeited (in shares) | shares	(52,827)
Ending balance (in shares) | shares	5,249,730	5,007,908
Exercisable (in shares) | shares	3,741,369
Unvested (in shares) | shares	1,508,361
Weighted- Average Exercise Price/Share ($)
Beginning balance (usd per share) | $ / shares	$ 19.29
Granted (usd per share) | $ / shares	44.58
Exercised (usd per share) | $ / shares	20.06
Forfeited (usd per share) | $ / shares	24.66
Ending balance (usd per share) | $ / shares	21.88	$ 19.29
Exercisable (usd per share) | $ / shares	17.52
Unvested (usd per share) | $ / shares	$ 32.71
Weighted- Average Remaining Contractual Term (Years)
Outstanding (in years)	6 years 5 months 26 days	6 years 10 months 28 days
Exercisable (in years)	5 years 8 months 12 days
Unvested (in years)	8 years 5 months 19 days
Aggregate Intrinsic Value
Outstanding | $	$ 197,110	$ 180,669
Exercisable | $	156,807
Unvested | $	$ 40,303