REVENUE, CREDIT CONCENTRATIONS AND GEOGRAPHIC INFORMATION - Total Net Product Revenue Concentrations Attributed to Largest Customers (Details) - Customer Concentration Risk - Net Product Revenue	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Customer A, B, & C
Concentration Risk [Line Items]
Concentration risk, percentage	39.00%	47.00%	37.00%	41.00%
Customer A
Concentration Risk [Line Items]
Concentration risk, percentage	15.00%	20.00%	16.00%	17.00%
Customer B
Concentration Risk [Line Items]
Concentration risk, percentage	14.00%	16.00%	12.00%	14.00%
Customer C
Concentration Risk [Line Items]
Concentration risk, percentage	10.00%	11.00%	9.00%	10.00%