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Property, Plant and Equipment (Tables)
 12 Months Ended
Dec. 31, 2022
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment [Table Text Block]
Property, plant and equipment, net was composed of the following:
 December 31,
(Dollars in millions)
2022
2021
Land, Buildings and Leasehold Improvements$476 $484 
Rental and Service Equipment983 902 
Machinery and Other232 233 
Property, Plant and Equipment, Gross1,691 1,619 
Less: Accumulated Depreciation773 623 
  Property, Plant and Equipment, Net$918 $996