Organization and Significant Accounting Policies - Fair Value Measurements (Detail) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Foreign Currency Contract, Asset, Fair Value Disclosure		$ 48.3
Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total assets at fair value	$ 54.5
Foreign Currency Contract, Asset, Fair Value Disclosure		48.3
Non-qualified deferred compensation liabilities		48.3
Foreign Currency Contracts, Liability, Fair Value Disclosure	2.1	2.3
Total liabilities at fair value	(60.2)	(68.7)
Level 1 | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total assets at fair value	52.4
Total liabilities at fair value	(52.4)	(48.3)
Level 2 | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total assets at fair value	2.1	0.0
Total liabilities at fair value	(7.8)	(20.4)
Level 3 | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total assets at fair value	0.0	0.0
Total liabilities at fair value	0.0	0.0
Non-qualified deferred compensation assets | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Non-qualified deferred compensation assets	52.4	48.3
Non-qualified deferred compensation liabilities	52.4
Non-qualified deferred compensation assets | Level 1 | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Non-qualified deferred compensation assets	52.4	48.3
Non-qualified deferred compensation liabilities	52.4	48.3
Non-qualified deferred compensation assets | Level 2 | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Non-qualified deferred compensation assets	0.0	0.0
Non-qualified deferred compensation liabilities	0.0	0.0
Non-qualified deferred compensation assets | Level 3 | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Non-qualified deferred compensation assets	0.0	0.0
Non-qualified deferred compensation liabilities	0.0	0.0
Interest rate contracts, net | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability	7.8	18.1
Interest rate contracts, net | Level 1 | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability	0.0
Interest rate contracts, net | Level 2 | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability	7.8
Interest rate contracts, net | Level 3 | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability	0.0
Foreign exchange contracts, net | Level 1 | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability	0.0
Foreign exchange contracts, net | Level 2 | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability	2.1	$ 2.3
Foreign exchange contracts, net | Level 3 | Fair value, measurements, recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability	$ 0.0