Consolidated Income Statements (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Net sales and revenue
Automotive sales and revenue	$ 150,295	$ 148,866	$ 135,311
GM Financial revenue	1,961	1,410	281
Total net sales and revenue	152,256	150,276	135,592
Costs and expenses
Automotive cost of sales	140,236	130,386	118,768
GM Financial operating and other expenses	1,207	785	152
Automotive selling, general and administrative expense	13,593	12,105	11,446
Other automotive expenses, net	438	58	118
Goodwill impairment charges	27,145	1,286	0
Total costs and expenses	182,619	144,620	130,484
Operating income (loss)	(30,363)	5,656	5,108
Automotive interest expense	772	744	1,135
Interest income and other non-operating income, net	845	851	1,531
Gains (losses) on extinguishment of debt	(250)	18	196
Income (loss) before income taxes and equity income	(30,257)	5,985	5,737
Income tax expense (benefit)	(34,831)	(110)	672
Equity income, net of tax and gain on investments	1,562	3,192	1,438
Net income	6,136	9,287	6,503
Net (income) loss attributable to noncontrolling interests	52	(97)	(331)
Net income (loss) attributable to stockholders	6,188	9,190	6,172
Net income attributable to common stockholders	4,859	7,585	4,668
Earnings Per Share, Basic
Costs and expenses
Net income (loss) attributable to stockholders	6,188	9,190	6,172
Net income attributable to common stockholders	4,859	7,585	4,668
Basic Earnings per Share
Basic earnings per share	$ 3.10	$ 4.94	$ 3.11
Weighted-average common shares outstanding	1,566	1,536	1,500
Earnings Per Share, Diluted
Costs and expenses
Net income (loss) attributable to stockholders	6,188	9,190	6,172
Basic Earnings per Share
Weighted-average common shares outstanding	1,566	1,536	1,500
Diluted Earnings per Share
Diluted earnings per common share	$ 2.92	$ 4.58	$ 2.89
Weighted-average common shares outstanding	1,675	1,668	1,624
Automotive [Member]
Costs and expenses
Goodwill impairment charges	27,145	1,286
Automotive interest expense	489	540	1,098
Gains (losses) on extinguishment of debt	$ (250)	$ 18

The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

No definition available.