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Business Segment Information - Third Party Sales by Major End Market (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation of Revenue
Total third-party sales	$ 286.6	$ 260.9	$ 847.9	$ 790.3
Sealing Technologies
Disaggregation of Revenue
Total third-party sales	178.2	168.6	545.3	524.2
Advanced Surface Technologies
Disaggregation of Revenue
Total third-party sales	108.4	92.3	302.6	266.1
Aerospace
Disaggregation of Revenue
Total third-party sales	22.0	20.8	67.8	53.5
Aerospace | Sealing Technologies
Disaggregation of Revenue
Total third-party sales	17.6	16.1	55.8	44.2
Aerospace | Advanced Surface Technologies
Disaggregation of Revenue
Total third-party sales	4.4	4.7	12.0	9.3
Commercial vehicle
Disaggregation of Revenue
Total third-party sales	44.2	41.1	129.5	134.0
Commercial vehicle | Sealing Technologies
Disaggregation of Revenue
Total third-party sales	44.2	41.1	129.5	134.0
Commercial vehicle | Advanced Surface Technologies
Disaggregation of Revenue
Total third-party sales	0.0	0.0	0.0	0.0
Food and pharmaceutical
Disaggregation of Revenue
Total third-party sales	18.4	16.6	56.1	51.6
Food and pharmaceutical | Sealing Technologies
Disaggregation of Revenue
Total third-party sales	18.4	16.6	56.1	51.6
Food and pharmaceutical | Advanced Surface Technologies
Disaggregation of Revenue
Total third-party sales	0.0	0.0	0.0	0.0
General industrial
Disaggregation of Revenue
Total third-party sales	72.8	70.4	221.8	213.4
General industrial | Sealing Technologies
Disaggregation of Revenue
Total third-party sales	65.6	64.6	201.2	195.1
General industrial | Advanced Surface Technologies
Disaggregation of Revenue
Total third-party sales	7.2	5.8	20.6	18.3
Oil and gas
Disaggregation of Revenue
Total third-party sales	16.9	14.4	50.8	44.5
Oil and gas | Sealing Technologies
Disaggregation of Revenue
Total third-party sales	14.8	13.1	45.6	40.2
Oil and gas | Advanced Surface Technologies
Disaggregation of Revenue
Total third-party sales	2.1	1.3	5.2	4.3
Power generation
Disaggregation of Revenue
Total third-party sales	16.0	15.5	51.4	52.9
Power generation | Sealing Technologies
Disaggregation of Revenue
Total third-party sales	16.0	15.5	51.4	52.9
Power generation | Advanced Surface Technologies
Disaggregation of Revenue
Total third-party sales	0.0	0.0	0.0	0.0
Semiconductors
Disaggregation of Revenue
Total third-party sales	96.3	82.1	270.5	240.4
Semiconductors | Sealing Technologies
Disaggregation of Revenue
Total third-party sales	1.6	1.6	5.7	6.2
Semiconductors | Advanced Surface Technologies
Disaggregation of Revenue
Total third-party sales	$ 94.7	$ 80.5	$ 264.8	$ 234.2

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