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Revenue Recognition (Details) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 28, 2025 USD ($)	Sep. 29, 2024 USD ($)	Sep. 28, 2025 USD ($) item segment	Sep. 29, 2024 USD ($)
Disaggregation of Revenue
Number of distribution channels | item			4
Number of geographic segments | segment			3
Revenue	$ 611.7	$ 543.6	$ 1,813.4	$ 1,711.8
Minimum
Disaggregation of Revenue
Period of Business Operations			150 years
Wholesale
Disaggregation of Revenue
Revenue	402.4	362.9	$ 1,198.1	1,135.2
OEM
Disaggregation of Revenue
Revenue	64.6	58.4	188.2	189.1
Specialty
Disaggregation of Revenue
Revenue	126.8	103.7	364.7	324.6
DIY
Disaggregation of Revenue
Revenue	17.9	18.6	62.4	62.9
Residential & Commercial Flow Control
Disaggregation of Revenue
Revenue	374.1	327.5	1,109.7	1,034.1
HVAC and Gas Products
Disaggregation of Revenue
Revenue	143.4	129.4	418.5	412.8
Drainage and Water Re-use Products
Disaggregation of Revenue
Revenue	67.1	60.7	199.2	182.7
Water Quality Products
Disaggregation of Revenue
Revenue	27.1	26.0	86.0	82.2
Americas
Disaggregation of Revenue
Revenue	464.1	400.0	1,380.8	1,266.9
Americas | Wholesale
Disaggregation of Revenue
Revenue	300.9	263.0	897.4	829.4
Americas | OEM
Disaggregation of Revenue
Revenue	27.2	23.5	81.1	76.5
Americas | Specialty
Disaggregation of Revenue
Revenue	118.7	95.4	341.6	299.9
Americas | DIY
Disaggregation of Revenue
Revenue	17.3	18.1	60.7	61.1
Americas | Residential & Commercial Flow Control
Disaggregation of Revenue
Revenue	300.2	256.3	893.4	818.0
Americas | HVAC and Gas Products
Disaggregation of Revenue
Revenue	95.4	82.9	277.4	261.7
Americas | Drainage and Water Re-use Products
Disaggregation of Revenue
Revenue	42.6	36.0	127.7	109.0
Americas | Water Quality Products
Disaggregation of Revenue
Revenue	25.9	24.8	82.3	78.2
Europe
Disaggregation of Revenue
Revenue	111.6	107.3	331.0	344.7
Europe | Wholesale
Disaggregation of Revenue
Revenue	76.4	73.7	228.8	235.4
Europe | OEM
Disaggregation of Revenue
Revenue	34.6	33.1	100.5	107.5
Europe | DIY
Disaggregation of Revenue
Revenue	0.6	0.5	1.7	1.8
Europe | Residential & Commercial Flow Control
Disaggregation of Revenue
Revenue	41.9	38.5	126.0	127.9
Europe | HVAC and Gas Products
Disaggregation of Revenue
Revenue	45.0	43.8	132.5	141.8
Europe | Drainage and Water Re-use Products
Disaggregation of Revenue
Revenue	23.7	24.1	69.4	72.0
Europe | Water Quality Products
Disaggregation of Revenue
Revenue	1.0	0.9	3.1	3.0
APMEA
Disaggregation of Revenue
Revenue	36.0	36.3	101.6	100.2
APMEA | Wholesale
Disaggregation of Revenue
Revenue	25.1	26.2	71.9	70.4
APMEA | OEM
Disaggregation of Revenue
Revenue	2.8	1.8	6.6	5.1
APMEA | Specialty
Disaggregation of Revenue
Revenue	8.1	8.3	23.1	24.7
APMEA | Residential & Commercial Flow Control
Disaggregation of Revenue
Revenue	32.0	32.7	90.3	88.2
APMEA | HVAC and Gas Products
Disaggregation of Revenue
Revenue	3.0	2.7	8.6	9.3
APMEA | Drainage and Water Re-use Products
Disaggregation of Revenue
Revenue	0.8	0.6	2.1	1.7
APMEA | Water Quality Products
Disaggregation of Revenue
Revenue	$ 0.2	$ 0.3	$ 0.6	$ 1.0

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