Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Disaggregation of Revenue [Line Items]
Net sales	$ 754.6	$ 589.2	$ 2,175.7	$ 1,724.0
Aerospace & Advanced Technologies
Disaggregation of Revenue [Line Items]
Net sales	344.1	270.2	1,001.5	777.3
Aerospace & Advanced Technologies \| Commercial Original Equipment
Disaggregation of Revenue [Line Items]
Net sales	137.8	99.5	392.8	290.1
Aerospace & Advanced Technologies \| Military Original Equipment
Disaggregation of Revenue [Line Items]
Net sales	79.6	76.8	248.3	221.3
Aerospace & Advanced Technologies \| Commercial Aftermarket Products
Disaggregation of Revenue [Line Items]
Net sales	63.6	67.0	179.2	184.6
Aerospace & Advanced Technologies \| Military Aftermarket Products
Disaggregation of Revenue [Line Items]
Net sales	32.0	26.9	95.1	81.3
Aerospace & Advanced Technologies \| Other
Disaggregation of Revenue [Line Items]
Net sales	31.1	0.0	86.1	0.0
Process Flow Technologies
Disaggregation of Revenue [Line Items]
Net sales	410.5	319.0	1,174.2	946.7
Process Flow Technologies \| Process Valves and Related Products
Disaggregation of Revenue [Line Items]
Net sales	321.2	238.2	924.0	712.9
Process Flow Technologies \| Commercial Valves
Disaggregation of Revenue [Line Items]
Net sales	41.7	38.2	117.8	112.7
Process Flow Technologies \| Pumps and Systems
Disaggregation of Revenue [Line Items]
Net sales	$ 47.6	$ 42.6	$ 132.4	$ 121.1