Stock-Based Compensation - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024		Dec. 31, 2023	Dec. 31, 2022
Engineering, Selling and Administrative Expense
Stock-Based Compensation
Stock-based compensation expense (in dollars)	$ 10.9		$ 11.5	$ 8.5
Restricted Stock | Director
Stock-Based Compensation
Granted (in shares)	78,894		77,576	56,640
Employee Stock Option
Stock-Based Compensation
Stock-based compensation expense (in dollars)	$ 0.0		$ 0.0	$ 0.1
Number of share options granted during the period (in shares)	0
Employee Stock Option | Employees
Stock-Based Compensation
Vesting period (in years)	3 years
Expiration period (in years)	10 years
Number of share options granted during the period (in shares)	0		0	0
Restricted Stock Units
Stock-Based Compensation
Stock-based compensation expense (in dollars)	$ 6.4		$ 6.3	$ 5.2
Unrecognized compensation expense before income tax (in dollars)	$ 5.7
Recognition period for unrecognized compensation expense (in years)	1 year 8 months 12 days
Granted (in shares)	461,632		520,132	413,543
Restricted Stock Units | Employees
Stock-Based Compensation
Vesting period (in years)	3 years
Performance Shares
Stock-Based Compensation
Stock-based compensation expense (in dollars)	$ 4.5		$ 5.2	$ 3.2
Unrecognized compensation expense before income tax (in dollars)	$ 5.7
Recognition period for unrecognized compensation expense (in years)	1 year 8 months 12 days
Performance period (in years)	3 years
Period of U.S. Treasury rates as a basis for assumed risk-free rates (in years)	3 years
Granted (in shares)	365,174	[1]	316,022	122,280
Performance Shares 2024 | Performance Shares
Stock-Based Compensation
Performance period (in years)	3 years
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%
Percentage of shares of other than options granted during the period	200.00%
Performance Shares 2023 | Performance Shares
Stock-Based Compensation
Performance period (in years)			3 years
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%
Percentage of shares of other than options granted during the period			200.00%
Performance Shares 2022 | Performance Shares
Stock-Based Compensation
Performance period (in years)				3 years
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%
Percentage of shares of other than options granted during the period				200.00%

[1] Performance shares granted assuming achievement of performance goals at target.