Consolidated Statement of Income (Unaudited) (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2013		Sep. 30, 2012		Sep. 30, 2013		Sep. 30, 2012
Revenues and Other Income
Sales and other operating revenues	$ 56,603	[1]	$ 55,660	[1]	$ 166,206	[1]	$ 174,336	[1]
Income from equity affiliates	1,635		1,274		5,703		5,074
Other income	265		1,110		781		1,947
Total Revenues and Other Income	58,503		58,044		172,690		181,357
Costs and Other Deductions
Purchased crude oil and products	34,822		33,982		102,005		106,807
Operating expenses	6,066		5,694		18,106		16,297
Selling, general and administrative expenses	1,197		1,352		3,334		3,542
Exploration expenses	559		475		1,135		1,371
Depreciation, depletion and amortization	3,658		3,370		10,551		9,859
Taxes other than on income	3,366	[1]	3,239	[1]	9,852	[1]	9,125	[1]
Total Costs and Other Deductions	49,668		48,112		144,983		147,001
Income Before Income Tax Expense	8,835		9,932		27,707		34,356
Income Tax Expense	3,839		4,624		11,068		15,317
Net Income	4,996		5,308		16,639		19,039
Less: Net income attributable to noncontrolling interests	46		55		146		105
Net Income Attributable to Chevron Corporation	4,950		5,253		16,493		18,934
Per Share of Common Stock:
Net Income Attributable to Chevron Corporation - Basic (in dollars per share)	$ 2.58		$ 2.71		$ 8.58		$ 9.69
Net Income Attributable to Chevron Corporation - Diluted (in dollars per share)	$ 2.57		$ 2.69		$ 8.52		$ 9.62
Dividends (in dollars per share)	$ 1.00		$ 0.90		$ 2.90		$ 2.61
Weighted Average Number of Shares Outstanding (000s)
Basic (in shares)	1,914,047		1,945,840		1,921,429		1,954,584
Diluted (in shares)	1,929,831		1,960,141		1,936,797		1,968,939
Includes excise, value-added and similar taxes:	$ 2,223		$ 2,163		$ 6,364		$ 5,879

[1] * Includes excise, value-added and similar taxes:$2,223 $2,163 $6,364 $5,879