Restructuring and Transformation Program - Restructuring Costs by Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Restructuring Cost and Reserve [Line Items]
Restructuring and transformation costs	$ 22.0	$ 11.6
Water Solutions
Restructuring Cost and Reserve [Line Items]
Restructuring and transformation costs	0.6	1.5
Pool
Restructuring Cost and Reserve [Line Items]
Restructuring and transformation costs	3.7	3.3
Other
Restructuring Cost and Reserve [Line Items]
Restructuring and transformation costs	15.1	6.4
Flow
Restructuring Cost and Reserve [Line Items]
Restructuring and transformation costs	$ 2.6	$ 0.4