PRODUCT REVENUE AND RESERVES FOR VARIABLE CONSIDERATION - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Total revenues	$ 56,376		$ 126,365		$ 96,381	$ 187,988
Product revenue, net
Disaggregation of Revenue [Line Items]
Total revenues	42,244	$ 34,706	$ 43,309	$ 41,372	76,950	$ 84,681
Accounts receivable, net	$ 18,200				$ 18,200		$ 37,300