Annual report pursuant to Section 13 and 15(d)

Cost Reduction Plan (Details)

v3.24.1
Cost Reduction Plan (Details) - Employee Severance - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Restructuring Plan, One-Time Termination Benefits      
Restructuring Cost and Reserve [Line Items]      
Restructuring charges   $ 1.5  
Payments for restructuring     $ 1.4
Share-based payment arrangement, accelerated cost   0.4  
Restructuring Plan, One-Time Termination Benefits | Research and development      
Restructuring Cost and Reserve [Line Items]      
Restructuring charges   0.7  
Restructuring Plan, One-Time Termination Benefits | Selling, General and Administrative Expenses      
Restructuring Cost and Reserve [Line Items]      
Restructuring charges $ 0.8    
Separation From Certain Section 16 Officers      
Restructuring Cost and Reserve [Line Items]      
Restructuring charges   1.7  
Share-based payment arrangement, accelerated cost   $ 3.9  
Separation From Certain Section 16 Officers | Minimum      
Restructuring Cost and Reserve [Line Items]      
Payment term   12 months  
Separation From Certain Section 16 Officers | Maximum      
Restructuring Cost and Reserve [Line Items]      
Payment term   18 months