Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Property, plant and equipment, Gross	$ 6,735.6	$ 6,324.9
Accumulated depreciation	(4,719.1)	(4,277.2)
Property, plant and equipment, net	2,016.5	2,047.7
Land [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, Gross	27.3	27.7
Building And Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, Gross	2,311.4	2,197.8
Capitalized Software Costs [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, Gross	496.7	455.8
Instruments [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, Gross	3,776.2	3,518.3
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, Gross	$ 124.0	$ 125.3