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Revenue Recognition (Details) $ in Millions	12 Months Ended
Revenue Recognition (Details) $ in Millions	Dec. 31, 2023 USD ($) item segment	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
Disaggregation of Revenue
Number of distribution channels \| item	4
Number of geographic segments \| segment	3
Revenue	$ 2,056.3	$ 1,979.5	$ 1,809.2
Minimum
Disaggregation of Revenue
Period of Business Operations	150 years
Wholesale
Disaggregation of Revenue
Revenue	$ 1,270.5	1,187.9
OEM
Disaggregation of Revenue
Revenue	299.0	293.9
Specialty
Disaggregation of Revenue
Revenue	402.2	411.1
DIY
Disaggregation of Revenue
Revenue	84.6	86.6
Residential & commercial flow control
Disaggregation of Revenue
Revenue	1,156.0	1,034.8
HVAC & gas
Disaggregation of Revenue
Revenue	595.8	615.2
Drains & water re-use
Disaggregation of Revenue
Revenue	194.2	200.0
Water quality
Disaggregation of Revenue
Revenue	110.3	129.5
Americas
Disaggregation of Revenue
Revenue	1,428.1	1,390.0	1,207.2
Americas \| Wholesale
Disaggregation of Revenue
Revenue	868.1	790.6
Americas \| OEM
Disaggregation of Revenue
Revenue	101.0	104.3
Americas \| Specialty
Disaggregation of Revenue
Revenue	377.0	411.1
Americas \| DIY
Disaggregation of Revenue
Revenue	82.0	84.0
Americas \| Residential & commercial flow control
Disaggregation of Revenue
Revenue	885.0	792.3
Americas \| HVAC & gas
Disaggregation of Revenue
Revenue	332.4	366.2
Americas \| Drains & water re-use
Disaggregation of Revenue
Revenue	105.3	107.7
Americas \| Water quality
Disaggregation of Revenue
Revenue	105.4	123.8
Europe
Disaggregation of Revenue
Revenue	512.1	499.1	517.4
Europe \| Wholesale
Disaggregation of Revenue
Revenue	318.8	314.8
Europe \| OEM
Disaggregation of Revenue
Revenue	190.7	181.7
Europe \| DIY
Disaggregation of Revenue
Revenue	2.6	2.6
Europe \| Residential & commercial flow control
Disaggregation of Revenue
Revenue	173.9	171.1
Europe \| HVAC & gas
Disaggregation of Revenue
Revenue	248.1	234.2
Europe \| Drains & water re-use
Disaggregation of Revenue
Revenue	86.2	89.4
Europe \| Water quality
Disaggregation of Revenue
Revenue	3.9	4.4
APMEA
Disaggregation of Revenue
Revenue	116.1	90.4	$ 84.6
APMEA \| Wholesale
Disaggregation of Revenue
Revenue	83.6	82.5
APMEA \| OEM
Disaggregation of Revenue
Revenue	7.3	7.9
APMEA \| Specialty
Disaggregation of Revenue
Revenue	25.2
APMEA \| Residential & commercial flow control
Disaggregation of Revenue
Revenue	97.1	71.4
APMEA \| HVAC & gas
Disaggregation of Revenue
Revenue	15.3	14.8
APMEA \| Drains & water re-use
Disaggregation of Revenue
Revenue	2.7	2.9
APMEA \| Water quality
Disaggregation of Revenue
Revenue	$ 1.0	$ 1.3