Restructuring and Transformation Program - Restructuring Costs by Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Restructuring Cost and Reserve [Line Items]
Total restructuring and transformation costs	$ 103.3	$ 50.7	$ 83.5
Corporate and other
Restructuring Cost and Reserve [Line Items]
Total restructuring and transformation costs	52.7	38.3	25.9
Flow | Operating Segments
Restructuring Cost and Reserve [Line Items]
Total restructuring and transformation costs	15.5	3.4	2.2
Water Solutions | Operating Segments
Restructuring Cost and Reserve [Line Items]
Total restructuring and transformation costs	19.4	(0.1)	41.1
Pool | Operating Segments
Restructuring Cost and Reserve [Line Items]
Total restructuring and transformation costs	$ 15.7	$ 9.1	$ 14.3