Property, Plant and Equipment

12 Months Ended

Dec. 31, 2020

Property Plant And Equipment [Abstract]

Property, Plant and Equipment

Note 13. Property, Plant and Equipment

	2020									2019
(In millions)	Owned			Finance Leases			Total			Owned			Finance Leases			Total
Property, plant and equipment, at cost:
Land	$	436		$	1		$	437		$	425		$	1		$	426
Buildings		2,467			232			2,699			2,431			227			2,658
Machinery and equipment		13,893			29			13,922			13,624			30			13,654
Construction in progress		737			—			737			681			1			682
		17,533			262			17,795			17,161			259			17,420
Accumulated depreciation		(10,931	)		(60	)		(10,991	)		(10,438	)		(50	)		(10,488	)
		6,602			202			6,804			6,723			209			6,932
Spare parts		269			—			269			276			—			276
	$	6,871		$	202		$	7,073		$	6,999		$	209		$	7,208

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