Property, Plant and Equipment, Net

3 Months Ended

Mar. 31, 2024

Property, Plant and Equipment, Net

Property, Plant and Equipment, Net

10.     Property, Plant and Equipment, Net

	March 31,		December 31,
($ in millions)	2024		2023
Land	$	206	$	215
Buildings		1,804		1,792
Machinery and equipment		7,766		7,636
Construction-in-progress		1,041		1,179
		10,817		10,822
Accumulated depreciation		(4,183)		(4,107)
	$	6,634	$	6,715

Depreciation expense was $116 million and $109 million for the three months ended March 31, 2024 and 2023, respectively.