PROPERTY, PLANT AND EQUIPMENT

9 Months Ended

Sep. 30, 2021

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Text Block]

PROPERTY, PLANT AND EQUIPMENT

Dollars in Millions	September 30, 2021		December 31, 2020
Land	$	169	$	189
Buildings	5,744		5,732
Machinery, equipment and fixtures	3,230		3,063
Construction in progress	695		487
Gross property, plant and equipment	9,838		9,471
Less accumulated depreciation	(3,970)		(3,585)
Property, plant and equipment	$	5,868	$	5,886

Depreciation expense was $144 million and $422 million for the three and nine months ended September 30, 2021 and $136 million and $451 million for the three and nine months ended September 30, 2020, respectively.