Consolidated Income Statements - USD ($) shares in Millions, $ in Millions	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net sales and revenue
Automotive	$ 156,849	$ 145,922	$ 151,092
GM Financial	9,531	6,434	4,837
Total net sales and revenue	166,380	152,356	155,929
Costs and expenses
Automotive cost of sales	136,333	128,321	138,082
GM Financial interest, operating and other expenses	8,792	5,733	4,039
Automotive selling, general and administrative expense	11,710	13,405	12,158
Goodwill impairment charges	0	0	120
Total costs and expenses	156,835	147,459	154,399
Operating income	9,545	4,897	1,530
Automotive interest expense	2,680	2,059	1,829
Interest income and other non-operating income, net	429	621	823
Gain on extinguishment of debt	0	449	202
Equity Income	2,282	2,194	2,094
Income before income taxes	11,684	7,718	4,246
Income tax expense (benefit)	2,416	(1,897)	228
Net income	9,268	9,615	4,018
Net (income) loss attributable to noncontrolling interests	159	72	(69)
Net income attributable to stockholders	9,427	9,687	3,949
Net income attributable to common stockholders	$ 9,427	$ 9,687	$ 2,804
Basic Earnings per Common Share
Basic earnings per common share	$ 6.12	$ 6.11	$ 1.75
Weighted-average common shares outstanding	1,540	1,586	1,605
Diluted Earnings per Common Share
Diluted earnings per common share	$ 6.00	$ 5.91	$ 1.65
Weighted-average common shares outstanding	1,570	1,640	1,687
Automotive [Member]
Costs and expenses
Automotive interest expense	$ 572	$ 443	$ 403
Gain on extinguishment of debt		$ 449	$ 202

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Total costs of sales and operating expenses for the period.