Property, Plant and Equipment

12 Months Ended

Dec. 31, 2018

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, Plant and Equipment

	2018									2017
(In millions)	Owned			Capital Leases			Total			Owned			Capital Leases			Total
Property, plant and equipment, at cost:
Land	$	427		$	—		$	427		$	433		$	—		$	433
Buildings	2,564			29			2,593			2,589			30			2,619
Machinery and equipment	13,440			43			13,483			13,456			46			13,502
Construction in progress	654			1			655			721			—			721
	17,085			73			17,158			17,199			76			17,275
Accumulated depreciation	(10,128		)	(33		)	(10,161		)	(10,047		)	(31		)	(10,078		)
	6,957			40			6,997			7,152			45			7,197
Spare parts	262			—			262			254			—			254
	$	7,219		$	40		$	7,259		$	7,406		$	45		$	7,451

The range of useful lives of property used in arriving at the annual amount of depreciation are as follows: buildings and improvements, 3 to 45 years; machinery and equipment, 3 to 40 years.