Restructuring (Restructuring Charges by Segment) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 10.4	$ (16.9)	$ 32.3
Aerospace & Electronics
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1.5	0.0	6.5
Process Flow Technologies
Restructuring Cost and Reserve [Line Items]
Restructuring charges	2.3	(13.2)	6.1
Payment & Merchandising Technologies
Restructuring Cost and Reserve [Line Items]
Restructuring charges	6.2	$ (3.7)	19.1
Engineered Materials
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 0.4		$ 0.6