Operating Segments and Geographic Data (Tables)

12 Months Ended

Dec. 31, 2011

Operating Segments and Geographic Data [Abstract]

Segment Earnings

	Year ended December 31
	2011			2010			2009
Segment Earnings
Upstream
United States	$	6,512		$	4,122		$	2,262
International		18,274			13,555			8,670
Total Upstream		24,786			17,677			10,932
Downstream
United States		1,506			1,339			(121	)
International		2,085			1,139			594
Total Downstream		3,591			2,478			473
Total Segment Earnings		28,377			20,155			11,405
All Other
Interest expense		–			(41	)		(22	)
Interest income		78			70			46
Other		(1,560	)		(1,160	)		(946	)
Net Income Attributable to Chevron Corporation	$	26,895		$	19,024		$	10,483

Segment Assets

	At December 31
	2011		2010
Upstream
United States	$	37,108	$	26,319
International		98,540		89,306
Goodwill		4,642		4,617
Total Upstream		140,290		120,242
Downstream
United States		22,182		21,406
International		20,517		20,559
Total Downstream		42,699		41,965
Total Segment Assets		182,989		162,207
All Other*
United States		8,824		11,125
International		17,661		11,437
Total All Other		26,485		22,562
Total Assets – United States		68,114		58,850
Total Assets – International		136,718		121,302
Goodwill		4,642		4,617
Total Assets	$	209,474	$	184,769

* “All Other” assets consist primarily of worldwide cash, cash equivalents, time deposits and marketable securities, real estate, energy services, information systems, mining operations, power generation businesses, alternative fuels and technology companies, and assets of the corporate administrative functions.

Segment Sales and Other Operating Revenues

	Year ended December 31
	2011			2010			2009*
Upstream
United States	$	9,623		$	10,316		$	9,225
Intersegment		18,115			13,839			10,297
Total United States		27,738			24,155			19,522
International		20,086			17,300			13,463
Intersegment		35,012			23,834			18,477
Total International		55,098			41,134			31,940
Total Upstream		82,836			65,289			51,462
Downstream
United States		86,793			70,436			58,056
Excise and similar taxes		4,199			4,484			4,573
Intersegment		86			115			98
Total United States		91,078			75,035			62,727
International		119,254			90,922			77,845
Excise and similar taxes		3,886			4,107			3,536
Intersegment		81			93			87
Total International		123,221			95,122			81,468
Total Downstream		214,299			170,157			144,195
All Other
United States		526			610			665
Intersegment		1,072			947			964
Total United States		1,598			1,557			1,629
International		4			23			39
Intersegment		42			39			33
Total International		46			62			72
Total All Other		1,644			1,619			1,701
Segment Sales and Other Operating Revenues
United States		120,414			100,747			83,878
International		178,365			136,318			113,480
Total Segment Sales and Other Operating Revenues		298,779			237,065			197,358
Elimination of intersegment sales		(54,408	)		(38,867	)		(29,956	)
Total Sales and Other Operating Revenues	$	244,371		$	198,198		$	167,402

* 2009 conformed with 2010 and 2011 presentation.

Segment income tax expense

	Year ended December 31
	2011			2010			2009
Upstream
United States	$	3,701		$	2,285		$	1,251
International		16,743			10,480			7,451
Total Upstream		20,444			12,765			8,702
Downstream
United States		785			680			(83	)
International		416			462			463
Total Downstream		1,201			1,142			380
All Other		(1,019	)		(988	)		(1,117	)
Total Income Tax Expense	$	20,626		$	12,919		$	7,965