Restructuring - Costs Included in Selling, General & Administrative expenses on Consolidated Statements of Income (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 56.3	$ 7.4	$ 14.1
Transformation costs	27.2	11.7	0.0
Total restructuring and transformation costs	83.5	19.1	14.1
Severance and related costs
Restructuring Cost and Reserve [Line Items]
Transformation costs	3.4	0.0	0.0
Other Transformation
Restructuring Cost and Reserve [Line Items]
Transformation costs	23.8	11.7	0.0
Severance and related costs
Restructuring Cost and Reserve [Line Items]
Restructuring costs	17.7	7.0	9.7
Transformation Program
Restructuring Cost and Reserve [Line Items]
Restructuring costs	13.0	0.4	1.7
Asset Impairment and Write-offs
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 25.6	$ 0.0	$ 2.7