Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Net sales	$ 318.2	$ 277.6	$ 609.4	$ 562.0
Cost of sales	257.6	211.5	482.7	427.7
Gross profit	60.6	66.1	126.7	134.3
Selling, general and administrative expenses	53.7	48.0	106.4	99.7
Research and development expenses	7.5	7.0	14.5	13.3
Restructuring, impairment and other asset charges, net	3.4	0.8	4.4	1.5
(Loss) income from operations	(4.0)	10.3	1.4	19.8
Other income:
Interest expense	(0.6)	(0.2)	(1.0)	(0.4)
Interest income	0.2	0.2	0.4	0.3
Other	(0.3)	0.1	(0.5)	0.0
(Loss) income from operations before income taxes	(4.7)	10.4	0.3	19.7
Income tax (benefit) provision	(0.8)	2.1	0.1	2.9
Net (loss) income	(3.9)	8.3	0.2	16.8
Net income attributable to noncontrolling interest	0.0	0.0	0.0	0.0
Net (loss) income attributable to controlling interest	$ (3.9)	$ 8.3	$ 0.2	$ 16.8
Per share data:
(Loss) earnings per common share - Basic (in dollars per share)	$ (0.17)	$ 0.36	$ 0.01	$ 0.74
(Loss) earnings per common share - Diluted (in dollars per share)	$ (0.17)	$ 0.36	$ 0.01	$ 0.73
Weighted average shares outstanding - Basic	22,850,515	22,742,162	22,816,684	22,688,339
Weighted average shares outstanding - Diluted	22,850,515	22,917,957	22,923,868	22,905,270