Property, Plant & Equipment (Tables)

12 Months Ended

Dec. 31, 2024

Property, Plant and Equipment [Abstract]

Schedule of property, plant & equipment

($ in millions)
At December 31:	2024		2023
Land and land improvements	$	179	$	182
Buildings and building and leasehold improvements	4,825		5,333
Information technology equipment	8,895		9,223
Production, engineering, office and other equipment	3,792		3,385
Total—gross	17,691		18,122
Less: Accumulated depreciation	11,959		12,621
Total—net	$	5,731	$	5,501