Goodwill and Other Identifiable Intangible Assets - Changes in Carrying Amount of Goodwill by Segment (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Goodwill [Roll Forward]
Beginning Balance	$ 2,392.2	$ 2,258.3
Acquisitions	166.5	51.9
Foreign  currency translation	(53.0)	67.6
Ending Balance	2,504.5	2,392.2
Goodwill, Purchase Accounting Adjustments	(1.2)	14.4
Consumer Solutions
Goodwill [Roll Forward]
Beginning Balance	1,580.5	1,501.4
Acquisitions	152.9	51.9
Foreign  currency translation	(9.7)	12.8
Ending Balance	1,722.5	1,580.5
Goodwill, Purchase Accounting Adjustments	(1.2)	14.4
Industrial & Flow Technologies
Goodwill [Roll Forward]
Beginning Balance	811.7	756.9
Acquisitions	13.6	0.0
Foreign  currency translation	(43.3)	54.8
Ending Balance	782.0	811.7
Goodwill, Purchase Accounting Adjustments	$ 0.0	$ 0.0