STOCK-BASED COMPENSATION - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	$ 77,204	$ 57,740	$ 54,527
Consulting and Professional Services Agreement (“CPSA”) | Former Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense			$ 5,400
Consulting and Professional Services Agreement (“CPSA”) | Former Chief Clinical Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense		400
Consulting and Professional Services Agreement (“CPSA”) | Former Executive Vice President
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	100	100
Consulting and Professional Services Agreement (“CPSA”) | Former Chief Operating Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	$ 1,100
Acceleration of Consulting and Professional Services Agreement | Former Chief Executive Officer
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense		$ 900