Segment Information - Financial Information by Reportable Segment (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting Information
Total net sales	$ 387.0	$ 456.7	$ 839.6	$ 916.5
Adjusted EBITDA	84.8	100.5	194.9	199.1
Electronics
Segment Reporting Information
Total net sales	253.2	267.9	522.1	533.8
Adjusted EBITDA	58.0	60.4	124.5	116.8
Electronics | Assembly Solutions
Segment Reporting Information
Total net sales	112.2	137.4	238.2	270.4
Electronics | Circuitry Solutions
Segment Reporting Information
Total net sales	92.8	92.2	185.7	183.0
Electronics | Semiconductor Solutions
Segment Reporting Information
Total net sales	48.2	38.3	98.2	80.4
Industrial & Specialty
Segment Reporting Information
Total net sales	133.8	188.8	317.5	382.7
Adjusted EBITDA	26.8	40.1	70.4	82.3
Industrial & Specialty | Industrial Solutions
Segment Reporting Information
Total net sales	83.6	132.5	209.5	270.5
Industrial & Specialty | Graphics Solutions
Segment Reporting Information
Total net sales	34.6	37.3	73.2	73.0
Industrial & Specialty | Energy Solutions
Segment Reporting Information
Total net sales	$ 15.6	$ 19.0	$ 34.8	$ 39.2