Property, Plant And Equipment (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 6,444	$ 5,063
Less: accumulated depreciation	3,182	2,761
Property, plant and equipment, net	3,262	2,302	$ 2,250
Land and improvements
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	192	149
Buildings
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	1,522	954
Machinery and equipment
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	2,881	2,194
Customer-leased instruments
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 1,849	$ 1,766