Segment Information Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	$ 128.1	$ 108.8	$ 339.9	$ 310.2
Asset Impairment			0.0	(18.2)
(Loss) gain on sale of businesses	0.0	(0.1)	(0.1)	3.3
Other (income) expense	2.5	(0.6)	1.6	11.7
Income from continuing operations before income taxes	125.2	101.2	321.4	301.6
Consumer Solutions
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	113.8	81.9	295.3	266.1
Industrial & Flow Technologies
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	42.7	55.9	131.5	156.6
Operating Segments
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	140.5	122.8	376.7	375.6
Operating Segments
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment income	140.5	122.8	376.7	375.6
Segment Reconciling Items
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Deal related costs and expenses	0.0	0.0	(0.4)	(4.2)
Inventory step-up	0.0	0.0	0.0	(2.2)
Restructuring and other	(2.1)	(5.9)	(5.6)	(13.7)
Intangible amortization	(6.9)	(7.6)	(21.5)	(24.1)
Increase (Decrease) in Obligation, Pension and Other Postretirement Benefits	0.0	(0.4)	0.0	11.8
Asset Impairment	0.0	0.0	0.0	(18.2)
(Loss) gain on sale of businesses	0.0	(0.1)	(0.1)	3.3
COVID-19 related costs and expenses	(2.6)	0.0	(8.3)	0.0
Net interest expense	(5.4)	(6.9)	(20.0)	(23.6)
Other (income) expense	$ 1.7	$ (0.7)	$ 0.6	$ (3.1)