Goodwill and Intangibles - Goodwill (Details) $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($) item	Dec. 31, 2022 USD ($)	Oct. 23, 2023 USD ($)	Jun. 30, 2023 USD ($)	Oct. 22, 2022 USD ($)
Gross Balance
Balance at the beginning of the period	$ 767.8	$ 767.8
Balance at the beginning of the period, adjusted	759.5
Acquired During the Period	97.5
Balance at the end of the period, adjusted	857.0	759.5
Balance at the end of the period		767.8
Accumulated Impairment Losses
Balance at the beginning of the period	(167.1)	(167.1)
Balance at the end of the period	(167.1)	(167.1)
Goodwill impairment charges	0.0	0.0
Foreign Currency Translation and Other	(3.1)	8.3
Net Goodwill	$ 693.0	592.4			$ 589.6
Number of reporting units with goodwill | item	6
Number of reporting units with no goodwill | item	1
Goodwill impairment charges	$ 0.0	0.0
Number of Acquisitions Happened | item	2
Americas
Gross Balance
Balance at the beginning of the period	$ 490.9	490.9
Balance at the beginning of the period, adjusted	490.3
Acquired During the Period	96.6
Balance at the end of the period, adjusted	586.9	490.3
Balance at the end of the period		490.9
Accumulated Impairment Losses
Balance at the beginning of the period	(24.5)	(24.5)
Balance at the end of the period	(24.5)	(24.5)
Foreign Currency Translation and Other	(0.2)	0.6
Net Goodwill	562.6	465.8
Europe
Gross Balance
Balance at the beginning of the period	242.9	242.9
Balance at the beginning of the period, adjusted	236.7
Balance at the end of the period, adjusted	236.7	236.7
Balance at the end of the period		242.9
Accumulated Impairment Losses
Balance at the beginning of the period	(129.7)	(129.7)
Balance at the end of the period	(129.7)	(129.7)
Foreign Currency Translation and Other	(3.1)	6.2
Net Goodwill	110.1	107.0
APMEA
Gross Balance
Balance at the beginning of the period	34.0	34.0
Balance at the beginning of the period, adjusted	32.5
Acquired During the Period	0.9
Balance at the end of the period, adjusted	33.4	32.5
Balance at the end of the period		34.0
Accumulated Impairment Losses
Balance at the beginning of the period	(12.9)	(12.9)
Balance at the end of the period	(12.9)	(12.9)
Foreign Currency Translation and Other	0.2	1.5
Net Goodwill	20.3	$ 19.6
Primary business assets of Enware
Accumulated Impairment Losses
Net Goodwill				$ 0.9
Bradley
Accumulated Impairment Losses
Net Goodwill	96.6		$ 96.6
Water quality
Gross Balance
Balance at the end of the period	$ 0.0