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EQUITY INCENTIVE PLANS​ - Total Unrecognized Stock-Based Compensation Expense, Net of Estimated Forfeitures (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2024 USD ($)
ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Expense	$ 394
Average Remaining Vesting Period (Years)	4 months 24 days
Stock option grants
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Expense	$ 59,155
Average Remaining Vesting Period (Years)	2 years 9 months 18 days
RSU grants
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized Compensation Expense	$ 51,963
Average Remaining Vesting Period (Years)	3 years 1 month 6 days

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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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