Property, Plant and Equipment, Net

12 Months Ended

Dec. 31, 2022

Property, Plant and Equipment, Net [Abstract]

Property, Plant and Equipment, Net

Property, Plant and Equipment, Net

	As of December 31,
	2022	2021
	(In $ millions)
Land	291	48
Land improvements	83	78
Buildings and building improvements	1,062	833
Machinery and equipment	6,897	5,993
Construction in progress	938	725
Gross asset value	9,271	7,677
Accumulated depreciation	(3,687)	(3,484)
Net book value	5,584	4,193

Assets under finance leases, net, included in the amounts above were $176 million and $131 million as of December 31, 2022 and 2021, respectively.

Capitalized interest costs and depreciation expense are as follows:

	Year Ended December 31,
	2022	2021	2020
	(In $ millions)
Capitalized interest	18	12	8
Depreciation expense	399	346	327

During 2022, 2021 and 2020, certain long-lived assets were impaired (Note 24).