Net Property (Tables)

12 Months Ended

Dec. 31, 2021

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

Net property at December 31 was as follows (in millions):

	2020		2021
Land	$	451	$	450
Buildings and land improvements	12,557		12,438
Machinery, equipment, and other	40,463		39,636
Software	3,900		4,598
Construction in progress	1,718		2,152
Total land, plant and equipment, and other	59,089		59,274
Accumulated depreciation	(32,848)		(32,342)
Net land, plant and equipment, and other	26,241		26,932
Tooling, net of amortization	10,842		10,207
Total	$	37,083	$	37,139

Property-related expenses, excluding net investment in operating leases, for the years ended December 31 were as follows (in millions):

	2019		2020		2021
Depreciation and other amortization	$	3,449	$	2,792	$	2,986
Tooling amortization	3,409		2,747		2,706
Total (a)	$	6,858	$	5,539	$	5,692
Maintenance and rearrangement	$	1,963	$	1,670	$	1,940

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(a)    Includes impairment of held-for-sale long-lived assets in 2019 and 2020.  See Note 22 for additional information.