Business And Summary Of Significant Accounting Policies (Classes of Property, Plant and Equipment) (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 7,255	$ 6,444
Less: accumulated depreciation	(3,465)	(3,182)
Property, plant and equipment, net	3,790	3,262	$ 2,302
Land and improvements
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	203	192
Buildings
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	1,676	1,522
Machinery and equipment
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	3,610	2,881
Customer-leased equipment
Property, Plant and Equipment [Line Items]
Gross property, plant and equipment	$ 1,766	$ 1,849