Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Disaggregation of Revenue [Line Items]
Net sales	$ 815.1	$ 893.8	$ 2,550.8	$ 2,582.8
Aerospace & Electronics
Disaggregation of Revenue [Line Items]
Net sales	167.2	168.6	485.8	480.2
Aerospace & Electronics | Commercial Original Equipment
Disaggregation of Revenue [Line Items]
Net sales	63.7	62.2	182.9	170.5
Aerospace & Electronics | Military and Other Original Equipment
Disaggregation of Revenue [Line Items]
Net sales	57.1	58.4	171.5	184.0
Aerospace & Electronics | Commercial Aftermarket Products
Disaggregation of Revenue [Line Items]
Net sales	34.8	30.2	92.5	75.1
Aerospace & Electronics | Military Aftermarket Products
Disaggregation of Revenue [Line Items]
Net sales	11.6	17.8	38.9	50.6
Process Flow Technologies
Disaggregation of Revenue [Line Items]
Net sales	250.0	299.1	857.4	897.9
Process Flow Technologies | Process Valves and Related Products
Disaggregation of Revenue [Line Items]
Net sales	186.2	176.6	555.8	535.4
Process Flow Technologies | Commercial Valves
Disaggregation of Revenue [Line Items]
Net sales	30.4	95.8	205.8	283.3
Process Flow Technologies | Pumps and Systems
Disaggregation of Revenue [Line Items]
Net sales	33.4	26.7	95.8	79.2
Payment & Merchandising Technologies
Disaggregation of Revenue [Line Items]
Net sales	335.1	365.8	1,001.7	1,031.4
Payment & Merchandising Technologies | Payment Acceptance and Dispensing Products
Disaggregation of Revenue [Line Items]
Net sales	220.8	206.0	643.2	588.3
Payment & Merchandising Technologies | Banknotes and Security Products
Disaggregation of Revenue [Line Items]
Net sales	114.3	159.8	358.5	443.1
Engineered Materials
Disaggregation of Revenue [Line Items]
Net sales	62.8	60.3	205.9	173.3
Engineered Materials | FRP - Recreational Vehicles
Disaggregation of Revenue [Line Items]
Net sales	24.9	28.9	92.8	78.1
Engineered Materials | FRP - Building Products
Disaggregation of Revenue [Line Items]
Net sales	29.0	23.7	88.2	72.0
Engineered Materials | FRP - Transportation
Disaggregation of Revenue [Line Items]
Net sales	$ 8.9	$ 7.7	$ 24.9	$ 23.2