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Property, Plant and Equipment
 12 Months Ended
Sep. 30, 2023
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment Property, Plant and Equipment
Property, plant and equipment consist of the following:
September 30,
2023		September 30,
2022
(in millions)
Land$11 $11 
Buildings and improvements194 188 
Furniture and fixtures37 35 
Computer hardware and software592 464 
Construction in progress107 159 
Machinery and equipment40 19 
Gross Property, Plant and Equipment$981 $876 
Less: Accumulated depreciation(523)(461)
Net Property, Plant and Equipment$458 $415