PROPERTY, PLANT AND EQUIPMENT

12 Months Ended

Dec. 31, 2019

Property, Plant and Equipment [Abstract]

PROPERTY, PLANT AND EQUIPMENT

PROPERTY, PLANT AND EQUIPMENT

The major components of property, plant and equipment as of December 31, 2019 and 2018 consist of:

(in millions)	2019			2018
Land	$	79		$	81
Buildings	696			693
Machinery and equipment	1,606			1,527
Other equipment and leasehold improvements	369			366
Equipment on operating lease	56			46
Construction in progress	301			162
	3,107			2,875
Less accumulated depreciation	(1,641		)	(1,522		)
	$	1,466		$	1,353

Depreciation expense was $178 million, $175 million and $168 million for 2019, 2018 and 2017, respectively.