STOCK-BASED COMPENSATION - Option activity (Details) - shares shares in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Options
Option Shares
Outstanding at the beginning of the period (in shares)	907	747
Granted (in shares)	3	27
Exercised (in shares)	(5)
Forfeited (in shares)	(16)
Outstanding at the end of the period (in shares)	889	774
Inducement Grants
Option Shares
Outstanding at the beginning of the period (in shares)	241	241
Granted (in shares)	0	0
Outstanding at the end of the period (in shares)	241	241