Income Taxes - Schedule of Reconciliation Between Federal Statutory Tax Rate and Effective Tax Rates (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract]
US federal statutory income tax	$ 5.0	$ 9.3	$ 8.7
Effect of state income taxes, net		(0.9)	(1.1)
Changes in valuation allowance		(2.3)	(1.3)
Other	0.1	1.1	(0.2)
Foreign rate differential		5.7	4.4
Prior period adjustment		0.7	0.3
GILTI	0.6	1.5	2.4
-500000		(0.5)	(0.8)
Other	(0.3)
Research and development	(4.9)
Foreign tax credits - general	(0.9)	(4.7)	(4.3)
Other tax credits		(7.0)	(3.3)
Effect of non-controlling interest	1.0
Equity compensation	1.0	0.8	1.4
Other	0.3	1.2	2.3
Changes in unrecognized tax benefits	(0.3)
Income tax expense	$ 2.8	$ 4.9	$ 8.5
Effective Income Tax Rate Reconciliation, Percent [Abstract]
US federal statutory income tax	21.00%
Other	0.40%
Global intangible low-taxed income	2.50%
Other	(1.40%)
Research and development	(20.60%)
Foreign tax credits - general	(3.70%)
Effect of non-controlling interest	0.042
Officers' compensation	4.30%
Other	1.20%
Changes in unrecognized tax benefits	(1.40%)
Effective tax rate	11.80%	11.00%	20.50%
State and local
Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract]
Changes in valuation allowance	$ 0.8
Other	$ (0.7)
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Changes in valuation allowance	3.30%
Other	(2.70%)
Mexico
Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract]
Other	$ (0.8)
Foreign rate differential	1.0
Prior period adjustment	$ (0.7)
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Other	(3.30%)
Foreign rate differential	4.00%
Prior period adjustment	(2.80%)
Other jurisdictions
Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract]
Foreign rate differential	$ 1.6
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Foreign rate differential	6.80%