Consolidated Condensed Statements of Operations (Unaudited) (USD $) In Millions, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Revenue:
Sales	$ 1,670	$ 1,391	$ 4,660	$ 4,001
Services	3,508	2,687	9,784	5,990
Total revenue	5,178	4,078	14,444	9,991
Costs and expenses:
Cost of sales	1,353	1,176	3,785	3,132
Cost of services	2,578	2,013	7,361	4,631
Research and engineering	117	118	337	324
Marketing, general and administrative	313	354	887	971
Acquisition-related costs		12		78
Total costs and expenses	4,361	3,673	12,370	9,136
Operating income	817	405	2,074	855
Interest expense, net	(58)	(39)	(164)	(93)
Loss on early extinguishment of debt	(40)		(40)
Income before income taxes	719	366	1,870	762
Income taxes	(13)	(111)	(445)	(285)
Net income	706	255	1,425	477
Net income (loss) attributable to noncontrolling interests	0	0	0	0
Net income attributable to Baker Hughes	$ 706	$ 255	$ 1,425	$ 477
Basic income per share attributable to Baker Hughes	$ 1.62	$ 0.59	$ 3.27	$ 1.25
Diluted income per share attributable to Baker Hughes	$ 1.61	$ 0.59	$ 3.25	$ 1.25
Cash dividends per share	$ 0.15	$ 0.15	$ 0.45	$ 0.45