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STOCK-BASED COMPENSATION - Stock-Based Compensation Expense (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Stock-Based Compensation      
Stock based compensation expense $ 420 $ 179  
Remaining unrecognized compensation expense related to nonvested awards 3,400   $ 3,400
Weighted-average remaining requisite service period     1 year 2 months 12 days
Cost of sales      
Stock-Based Compensation      
Stock based compensation expense 5 4  
Selling, general and administrative      
Stock-Based Compensation      
Stock based compensation expense 339 224  
Research and development      
Stock-Based Compensation      
Stock based compensation expense $ 76 $ (49)