Stock-Based Compensation - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Stock-Based Compensation
Share-based compensation, remaining shares available for issuance (in shares)	3,279,119		3,279,119
Engineering, Selling and Administrative Expense
Stock-Based Compensation
Stock-based compensation expense (in dollars)	$ 2.4	$ 1.5	$ 7.8	$ 5.6
Restricted Stock Units
Stock-Based Compensation
Granted (in shares)	11,849	13,476	512,132	413,028
Restricted Stock Units | Director
Stock-Based Compensation
Director Awards			77,576	56,640
Performance Shares
Stock-Based Compensation
Granted (in shares)	0	0	316,022	198,334
2013 Omnibus Plan
Stock-Based Compensation
Share-based compensation, shares authorized (in shares)	7,477,395		7,477,395
Performance Shares 2023 | 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 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
Percentage of shares of other than options granted during the period				200.00%