Fair Value Measurements - Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Assets
Foreign currency derivatives	$ 0.0	$ 7.9
Derivative Asset, Statement of Financial Position Flag	Other assets	Other assets
Deferred compensation assets	$ 16.8	$ 14.0
Assets fair value	16.8	21.9
Liabilities
Deferred compensation liabilities	$ 17.8	$ 14.8
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Other liabilities	Other liabilities
Foreign currency derivatives	$ 4.4	$ 0.0
Financial and nonfinancial liabilities, fair value disclosure	$ 22.2	$ 14.8