Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Stock Based Compensation Expense (Details)

v3.22.2
Stock-Based Compensation - Stock Based Compensation Expense (Details) - USD ($)
$ in Thousands
3 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Stock-Based Compensation    
Stock-based compensation expense $ 232 $ 305
Cost of goods sold    
Stock-Based Compensation    
Stock-based compensation expense 3 27
Research and development    
Stock-Based Compensation    
Stock-based compensation expense 25 17
Selling, general and administrative    
Stock-Based Compensation    
Stock-based compensation expense $ 204 $ 261