Defined Benefit Pension Plans - Components of Net Periodic Defined Benefit Pension Benefit Cost (Detail) - Defined Benefit Pension Plans - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]
Settlements	$ (0.4)
United States
Defined Benefit Plan Disclosure [Line Items]
Interest cost	1.4	$ 1.3	$ 1.9
Expected return on plan assets	(2.0)	(2.1)	(2.1)
Recognized actuarial losses	1.9	2.1	2.1
Settlements		(0.5)
Total	1.3	0.8	1.9
Non U.S.
Defined Benefit Plan Disclosure [Line Items]
Service cost	11.3	14.7	13.3
Interest cost	10.6	8.3	10.1
Expected return on plan assets	(11.1)	(11.4)	(9.0)
Amortization of prior service cost	0.1	0.2	0.2
Recognized actuarial losses	12.8	19.5	17.3
Settlements	0.4
Total	$ 24.1	$ 31.3	$ 31.9