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Stock-Based Compensation - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Stock-Based Compensation        
Share-based compensation, remaining shares available for issuance (in shares) 3,947,963   3,947,963  
Engineering, Selling and Administrative Expense        
Stock-Based Compensation        
Stock-based compensation expense (in dollars) $ 0.9 $ 2.3 $ 4.0 $ 4.8
Director        
Stock-Based Compensation        
Number of share options granted during the period (in shares) 0 0 56,640 56,672
Restricted Stock Units        
Stock-Based Compensation        
Granted (in shares) 20,929 750 342,912 317,724
Performance Shares        
Stock-Based Compensation        
Granted (in shares) 0 0 198,334 203,697
2013 Omnibus Plan        
Stock-Based Compensation        
Share-based compensation, shares authorized (in shares) 7,477,395   7,477,395  
Performance Shares 2022 | Performance Shares        
Stock-Based Compensation        
Percentage of shares paid based on total shareholder return relative to peer group (as a percent)     60.00%  
Percentage of shares paid based on adjusted EBITDA (as a percent)     40.00%  
Increase decrease in percentage of shares paid based on total shareholder return relative to defined peer group     20.00%  
Performance period (in years)     3 years  
Performance Shares 2021 | Performance Shares        
Stock-Based Compensation        
Percentage of shares paid based on total shareholder return relative to peer group (as a percent)     60.00%  
Percentage of shares paid based on adjusted EBITDA (as a percent)     40.00%  
Increase decrease in percentage of shares paid based on total shareholder return relative to defined peer group     20.00%  
Performance period (in years)     3 years  
Percentage of shares of other than options granted during the period     200.00%  
Performance Shares 2020 | Performance Shares        
Stock-Based Compensation        
Percentage of shares paid based on total shareholder return relative to peer group (as a percent)     200.00%  
Performance period (in years)       3 years