Consolidated Statements Of Operations - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Statement [Abstract]
Net sales	$ 1,213.2	$ 1,130.8	$ 1,221.3
Cost of sales	924.5	837.2	898.5
Gross profit	288.7	293.6	322.8
Selling, engineering, general and administrative expenses	149.2	149.2	164.4
Amortization expense	10.9	9.6	8.8
Acquisition and integration-related (benefits) expenses	(2.1)	2.1	2.5
Restructuring	0.0	1.3	0.0
Operating income	130.7	131.4	147.1
Interest expense	4.5	5.7	7.9
Pension settlement charges	10.3	0.0	0.0
Other (income) expense, net	(1.7)	1.1	0.6
Income before income taxes	117.6	124.6	138.6
Income tax expense	17.0	28.5	30.2
Income from continuing operations	100.6	96.1	108.4
Gain from discontinued operations and disposal, net of tax	0.0	0.1	0.1
Net income	$ 100.6	$ 96.2	$ 108.5
Basic earnings per share:
Earnings from continuing operations (usd per share)	$ 1.65	$ 1.59	$ 1.80
Earnings from discontinued operations and disposal, net of tax (usd per share)	0	0.00	0.00
Net earnings per share (usd per share)	1.65	1.59	1.80
Diluted earnings per share:
Earnings from continuing operations (usd per share)	1.63	1.56	1.76
Earnings from discontinued operations and disposal, net of tax (usd per share)	0	0.00	0.00
Net earnings per share (usd per share)	$ 1.63	$ 1.56	$ 1.76
Weighted average shares outstanding:
Basic (shares)	60.8	60.3	60.2
Diluted (shares)	61.9	61.7	61.6