Operating Segment Information (Income by Reportable Segments) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Segment Reporting Information [Line Items]
Net sales	$ 214.2	$ 230.9	$ 427.6	$ 474.7
Operating income	11.3	27.9	23.0	27.6
Total Americas
Segment Reporting Information [Line Items]
Net sales	62.6	67.3	121.7	143.5
United States
Segment Reporting Information [Line Items]
Net sales	56.2	66.3	110.7	130.8
Other Americas
Segment Reporting Information [Line Items]
Net sales	6.4	1.0	11.0	12.7
Total APAC
Segment Reporting Information [Line Items]
Net sales	100.9	91.9	188.6	185.3
China
Segment Reporting Information [Line Items]
Net sales	65.4	60.8	121.7	121.8
Other APAC
Segment Reporting Information [Line Items]
Net sales	35.5	31.1	66.9	63.5
Total EMEA
Segment Reporting Information [Line Items]
Net sales	50.7	71.7	117.3	145.9
Germany
Segment Reporting Information [Line Items]
Net sales	23.7	33.5	53.7	65.6
Other EMEA
Segment Reporting Information [Line Items]
Net sales	27.0	38.2	63.6	80.3
Advanced Electronics Solutions
Segment Reporting Information [Line Items]
Net sales	115.5	130.2	237.6	266.1
Operating income	3.0	5.8	7.4	0.3
Advanced Electronics Solutions | Total Americas
Segment Reporting Information [Line Items]
Net sales	20.5	21.9	41.5	45.8
Advanced Electronics Solutions | United States
Segment Reporting Information [Line Items]
Net sales	17.8	21.4	38.2	42.9
Advanced Electronics Solutions | Other Americas
Segment Reporting Information [Line Items]
Net sales	2.7	0.5	3.3	2.9
Advanced Electronics Solutions | Total APAC
Segment Reporting Information [Line Items]
Net sales	65.9	60.3	123.9	123.6
Advanced Electronics Solutions | China
Segment Reporting Information [Line Items]
Net sales	39.0	38.1	73.3	76.5
Advanced Electronics Solutions | Other APAC
Segment Reporting Information [Line Items]
Net sales	26.9	22.2	50.6	47.1
Advanced Electronics Solutions | Total EMEA
Segment Reporting Information [Line Items]
Net sales	29.1	48.0	72.2	96.7
Advanced Electronics Solutions | Germany
Segment Reporting Information [Line Items]
Net sales	16.7	25.2	38.6	49.2
Advanced Electronics Solutions | Other EMEA
Segment Reporting Information [Line Items]
Net sales	12.4	22.8	33.6	47.5
Elastomeric Material Solutions
Segment Reporting Information [Line Items]
Net sales	94.7	95.4	180.4	197.6
Operating income	7.2	20.2	12.5	23.4
Elastomeric Material Solutions | Total Americas
Segment Reporting Information [Line Items]
Net sales	40.9	44.2	77.9	95.3
Elastomeric Material Solutions | United States
Segment Reporting Information [Line Items]
Net sales	37.4	43.9	70.5	85.8
Elastomeric Material Solutions | Other Americas
Segment Reporting Information [Line Items]
Net sales	3.5	0.3	7.4	9.5
Elastomeric Material Solutions | Total APAC
Segment Reporting Information [Line Items]
Net sales	33.5	28.7	60.5	55.9
Elastomeric Material Solutions | China
Segment Reporting Information [Line Items]
Net sales	25.4	20.7	45.8	40.9
Elastomeric Material Solutions | Other APAC
Segment Reporting Information [Line Items]
Net sales	8.1	8.0	14.7	15.0
Elastomeric Material Solutions | Total EMEA
Segment Reporting Information [Line Items]
Net sales	20.3	22.5	42.0	46.4
Elastomeric Material Solutions | Germany
Segment Reporting Information [Line Items]
Net sales	6.9	8.2	14.8	16.2
Elastomeric Material Solutions | Other EMEA
Segment Reporting Information [Line Items]
Net sales	13.4	14.3	27.2	30.2
Other
Segment Reporting Information [Line Items]
Net sales	4.0	5.3	9.6	11.0
Operating income	1.1	1.9	3.1	3.9
Other | Total Americas
Segment Reporting Information [Line Items]
Net sales	1.2	1.2	2.3	2.4
Other | United States
Segment Reporting Information [Line Items]
Net sales	1.0	1.0	2.0	2.1
Other | Other Americas
Segment Reporting Information [Line Items]
Net sales	0.2	0.2	0.3	0.3
Other | Total APAC
Segment Reporting Information [Line Items]
Net sales	1.5	2.9	4.2	5.8
Other | China
Segment Reporting Information [Line Items]
Net sales	1.0	2.0	2.6	4.4
Other | Other APAC
Segment Reporting Information [Line Items]
Net sales	0.5	0.9	1.6	1.4
Other | Total EMEA
Segment Reporting Information [Line Items]
Net sales	1.3	1.2	3.1	2.8
Other | Germany
Segment Reporting Information [Line Items]
Net sales	0.1	0.1	0.3	0.2
Other | Other EMEA
Segment Reporting Information [Line Items]
Net sales	1.2	1.1	2.8	2.6
Recognized over time
Segment Reporting Information [Line Items]
Net sales	51.4	68.3	105.0	143.6
Recognized over time | Advanced Electronics Solutions
Segment Reporting Information [Line Items]
Net sales	46.0	57.2	92.4	119.6
Recognized over time | Elastomeric Material Solutions
Segment Reporting Information [Line Items]
Net sales	1.5	7.1	3.3	16.1
Recognized over time | Other
Segment Reporting Information [Line Items]
Net sales	3.9	4.0	9.3	7.9
Recognized at a point in time
Segment Reporting Information [Line Items]
Net sales	162.8	162.6	322.6	331.1
Recognized at a point in time | Advanced Electronics Solutions
Segment Reporting Information [Line Items]
Net sales	69.5	73.0	145.2	146.5
Recognized at a point in time | Elastomeric Material Solutions
Segment Reporting Information [Line Items]
Net sales	93.2	88.3	177.1	181.5
Recognized at a point in time | Other
Segment Reporting Information [Line Items]
Net sales	$ 0.1	$ 1.3	$ 0.3	$ 3.1