Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2025	Mar. 31, 2024
Income Statement [Abstract]
Net sales		$ 470.9	$ 495.1
Cost of sales	[1]	381.1	402.6
Gross profit		89.8	92.5
Operating costs and expenses:
Engineering, selling and administrative expenses		82.9	76.0
Amortization of intangible assets		0.8	0.7
Restructuring expense		0.8	0.6
Total operating costs and expenses		84.5	77.3
Operating income		5.3	15.2
Other income (expense):
Interest expense		(8.7)	(9.2)
Amortization of deferred financing fees		(0.4)	(0.3)
Other income (expense) - net		(5.0)	0.7
Total other expense		(14.1)	(8.8)
Income (loss) before income taxes		(8.8)	6.4
Provision (benefit) for income taxes		(2.5)	1.9
Net income		$ (6.3)	$ 4.5
Per Share Data and Share Amounts
Basic net income (loss) per common share		$ (0.18)	$ 0.13
Diluted net income (loss) per common share		$ (0.18)	$ 0.12
Weighted average shares outstanding - basic		35,273,783	35,265,449
Weighted average shares outstanding - diluted		35,273,783	36,060,640

[1] The significant expense categories and amounts align with the segment-level information that is regularly provided to the CODM.