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Restructuring Costs - Narrative (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Mar. 31, 2019
2019 French Restructuring Obligation        
Restructuring Cost and Reserve [Line Items]        
Restructuring costs     $ 4,855  
Operating lease, impairment loss     629  
Fixed asset impairment     887  
Restructuring reserve $ 41 $ 248 1,922  
Payments for restructuring 77 1,813    
2019 French Restructuring Obligation | Accrued Liabilities        
Restructuring Cost and Reserve [Line Items]        
Restructuring reserve 41      
2019 French Restructuring Obligation | Employee Severance        
Restructuring Cost and Reserve [Line Items]        
(Benefit) charges for employee severance, benefits and other costs (122) 172 4,339  
2019 French Restructuring Obligation | Retirement Indemnity Obligation        
Restructuring Cost and Reserve [Line Items]        
Restructuring costs 0   1,000  
2019 Corporate Restructuring Obligations        
Restructuring Cost and Reserve [Line Items]        
Restructuring costs     1,755  
Fixed asset impairment     288  
Write-off of property, plant and equipment     125  
Share-based compensation forfeitures related to the employees affected by the global reduction in workforce     2,064  
2019 Corporate Restructuring Obligations | Employee Severance        
Restructuring Cost and Reserve [Line Items]        
(Benefit) charges for employee severance, benefits and other costs     3,406  
Percent reduction in workforce       50.00%
Payments for restructuring $ 272 $ 1,014 $ 2,326