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STOCK-BASED COMPENSATION PLANS - Summary of stock option activity (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2023
Dec. 31, 2022
Summary of stock option activity under the option Plan    
Number of shares, Exercisable at ending balance 566  
Number of Shares, Outstanding at ending balance 567  
Stock options    
Summary of stock option activity under the option Plan    
Number of Shares, Outstanding at beginning balance 793  
Number of Shares, Forfeited (206)  
Number of Shares, Exercised (20)  
Number of shares, Exercisable at ending balance 566  
Number of Shares, Outstanding at ending balance 567 793
Weighted Average Exercise Price, Outstanding at beginning balance $ 2.67  
Weighted Average Exercise Price, Forfeited 6.30  
Weighted Average Exercise Price, Exercised 6.07  
Weighted Average Exercise Price, Outstanding at ending balance 1.24 $ 2.67
Weighted Average Exercise Price, Exercisable at ending balance $ 1.22  
Weighted Average Remaining Contractual Life (Years) 3 years 3 months 25 days 5 years 10 days
Weighted Average Remaining Contractual Life, Exercisable (Years) 3 years 3 months 21 days  
Aggregate Intrinsic Value, Outstanding $ 6,104 $ 8,908
Aggregate Intrinsic Value, Exercisable $ 6,099