$CVX
CHEVRON CORP Stock $cvx

$cvx Overview Financials Valuation SEC Filings Company Website

2012 Form 10-K Financial Statement

#000009341013000003 Filed on February 22, 2013

Income Statement

Concept	2012	2011 Q4	2011
Revenue	$241.9B	$58.03B	$253.7B
YoY Change	-4.65%	11.91%	23.8%
Cost Of Revenue	$148.8B	$36.36B	$158.0B
YoY Change	-5.84%	20.77%	26.35%
Gross Profit	$81.86B	$21.66B	$86.36B
YoY Change	-5.21%	-0.36%	18.08%
Gross Profit Margin	33.84%	37.33%	34.04%
Selling, General & Admin	$4.724B	$4.010B	$4.745B
YoY Change	-0.44%	-13.26%	-0.46%
% of Gross Profit	5.77%	18.51%	5.49%
Research & Development	$648.0M	$386.0M	$627.0M
YoY Change	3.35%	15.22%	19.2%
% of Gross Profit	0.79%	1.78%	0.73%
Depreciation & Amortization	$13.41B	$3.313B	$12.91B
YoY Change	3.89%	-3.66%	-1.16%
% of Gross Profit	16.38%	15.29%	14.95%
Operating Expenses	$5.372B	$13.27B	$5.372B
YoY Change	0.0%	-8.4%	1.49%
Operating Profit	$76.49B	$8.398B	$80.99B
YoY Change	-5.56%	15.67%	19.37%
Interest Expense	$6.840B	$1.567B	$7.363B
YoY Change	-7.1%	4.05%	31.79%
% of Operating Profit	8.94%	18.66%	9.09%
Other Income/Expense, Net
YoY Change
Pretax Income	$8.456B	$9.965B	$10.22B
YoY Change	-17.28%	13.68%	56.59%
Income Tax	$20.00B	$4.813B	$20.63B
% Of Pretax Income	236.47%	48.3%	201.78%
Net Earnings	$26.18B	$5.123B	$26.90B
YoY Change	-2.66%	-3.25%	41.37%
Net Earnings / Revenue	10.82%	8.83%	10.6%
Basic Earnings Per Share	$13.42		$13.54
Diluted Earnings Per Share	$13.32	$2.578M	$13.44
COMMON SHARES
Basic Shares Outstanding	1.950B shares		1.986B shares
Diluted Shares Outstanding	1.965B shares		2.001B shares

Balance Sheet

Concept	2012	2011 Q4	2011
SHORT-TERM ASSETS
Cash & Short-Term Investments	$21.91B	$20.07B	$20.07B
YoY Change	9.18%	17.58%	17.58%
Cash & Equivalents	$20.94B	$15.86B	$15.86B
Short-Term Investments	$974.0M	$4.207B	$4.207B
Other Short-Term Assets	$6.666B	$5.827B	$5.827B
YoY Change	14.4%	5.58%	5.58%
Inventory	$6.144B	$5.543B	$5.543B
Prepaid Expenses		$5.827B
Receivables	$21.00B	$21.79B	$21.79B
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$55.72B	$53.23B	$53.23B
YoY Change	4.67%	8.99%	8.99%
LONG-TERM ASSETS
Property, Plant & Equipment	$141.3B	$122.6B	$122.6B
YoY Change	15.28%	17.32%	17.32%
Goodwill		$4.642B
YoY Change
Intangibles
YoY Change
Long-Term Investments	$23.72B	$22.15B	$22.87B
YoY Change	3.72%	2.93%	6.26%
Other Assets	$4.503B	$3.889B	$3.889B
YoY Change	15.79%	21.15%	21.15%
Total Long-Term Assets	$177.3B	$156.2B	$156.2B
YoY Change	13.45%	14.94%	14.94%
TOTAL ASSETS
Total Short-Term Assets	$55.72B	$53.23B	$53.23B
Total Long-Term Assets	$177.3B	$156.2B	$156.2B
Total Assets	$233.0B	$209.5B	$209.5B
YoY Change	11.22%	13.37%	13.37%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$22.78B	$22.15B	$22.15B
YoY Change	2.84%	15.0%	15.0%
Accrued Expenses	$5.738B	$5.287B	$5.287B
YoY Change	8.53%	-0.69%	-0.69%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$340.0M	$0.00
YoY Change
Long-Term Debt Due	$127.0M	$17.00M	$340.0M
YoY Change	-62.65%	-90.91%	81.82%
Total Short-Term Liabilities	$34.21B	$33.60B	$33.60B
YoY Change	1.82%	15.81%	15.81%
LONG-TERM LIABILITIES
Long-Term Debt	$12.07B	$9.684B	$9.812B
YoY Change	22.96%	-14.22%	-13.08%
Other Long-Term Liabilities	$31.20B	$28.34B	$28.34B
YoY Change	10.11%	12.31%	9.16%
Total Long-Term Liabilities	$43.27B	$9.684B	$38.15B
YoY Change	13.41%	-73.48%	2.42%
TOTAL LIABILITIES
Total Short-Term Liabilities	$34.21B	$33.60B	$33.60B
Total Long-Term Liabilities	$43.27B	$9.684B	$38.15B
Total Liabilities	$96.46B	$87.29B	$88.09B
YoY Change	9.5%	10.56%	10.55%
SHAREHOLDERS EQUITY
Retained Earnings		$140.4B
YoY Change
Common Stock		$16.99B
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)		$29.69B
YoY Change
Treasury Stock Shares		461.5M shares
Shareholders Equity	$136.5B	$121.4B	$121.4B
YoY Change
Total Liabilities & Shareholders Equity	$233.0B	$209.5B	$209.5B
YoY Change	11.22%	13.37%	13.37%

Cashflow Statement

Concept	2012	2011 Q4	2011
OPERATING ACTIVITIES
Net Income	$26.18B	$5.123B	$26.90B
YoY Change	-2.66%	-3.25%	41.37%
Depreciation, Depletion And Amortization	$13.41B	$3.313B	$12.91B
YoY Change	3.89%	-3.66%	-1.16%
Cash From Operating Activities	$38.81B	$9.069B	$41.10B
YoY Change	-5.56%	9.9%	31.07%
INVESTING ACTIVITIES
Capital Expenditures	-$30.94B	-$7.307B	-$26.50B
YoY Change	16.75%	32.76%	35.12%
Acquisitions	$0.00		$3.009B
YoY Change	-100.0%
Other Investing Activities	$6.142B	$2.299B	-$989.0M
YoY Change	-721.03%	55.34%	-24.1%
Cash From Investing Activities	-$24.80B	-$5.008B	-$27.49B
YoY Change	-9.8%	24.45%	31.43%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net	$5.004B		$4.262B
YoY Change	17.41%		449.94%
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-$8.980B	-2.376B	-$11.77B
YoY Change	-23.7%	98.83%	127.86%
NET CHANGE
Cash From Operating Activities	$38.81B	9.069B	$41.10B
Cash From Investing Activities	-$24.80B	-5.008B	-$27.49B
Cash From Financing Activities	-$8.980B	-2.376B	-$11.77B
Net Change In Cash	$5.036B	1.685B	$1.837B
YoY Change	174.14%	-44.44%	-65.17%
FREE CASH FLOW
Cash From Operating Activities	$38.81B	$9.069B	$41.10B
Capital Expenditures	-$30.94B	-$7.307B	-$26.50B
Free Cash Flow	$69.75B	$16.38B	$67.60B
YoY Change	3.19%	19.05%	32.63%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2012Q4	us-gaap	Accounts Notes And Loans Receivable Net Current AccountsNotesAndLoansReceivableNetCurrent	20997000000	USD
CY2011Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	22147000000	USD
CY2012Q4	us-gaap	Accounts Payable Current AccountsPayableCurrent	22776000000	USD
CY2011Q4	us-gaap	Accounts Receivable Net Noncurrent AccountsReceivableNetNoncurrent	2233000000	USD
CY2012Q4	us-gaap	Accounts Receivable Net Noncurrent AccountsReceivableNetNoncurrent	3053000000	USD
CY2012	us-gaap	Accretion Expense AccretionExpense	629000000	USD
CY2011	us-gaap	Accretion Expense AccretionExpense	628000000	USD
CY2010	us-gaap	Accretion Expense AccretionExpense	513000000	USD
CY2012Q4	us-gaap	Accrual For Environmental Loss Contingencies AccrualForEnvironmentalLossContingencies	1403000000	USD
CY2012Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	1230000000	USD
CY2011Q4	us-gaap	Accrual For Taxes Other Than Income Taxes Current AccrualForTaxesOtherThanIncomeTaxesCurrent	1242000000	USD
CY2011Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	4584000000	USD
CY2012Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	5738000000	USD
CY2011Q4	us-gaap	Accrued Liabilities Current AccruedLiabilitiesCurrent	5287000000	USD
CY2012Q4	us-gaap	Accrued Income Taxes Current AccruedIncomeTaxesCurrent	4341000000	USD
CY2011Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	110824000000	USD
CY2012Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	122133000000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-6022000000	USD
CY2012Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-6369000000	USD
CY2012Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	15497000000	USD
CY2011Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	15156000000	USD
CY2012Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	80000000	USD
CY2011Q4	us-gaap	Allowance For Doubtful Accounts Receivable Current AllowanceForDoubtfulAccountsReceivableCurrent	98000000	USD
CY2012Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	13271000000	USD
CY2010Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	12488000000	USD
CY2009Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	10175000000	USD
CY2011Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	12767000000	USD
CY2011	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	628000000	USD
CY2010	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	513000000	USD
CY2012	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	629000000	USD
CY2010	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	129000000	USD
CY2012	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	133000000	USD
CY2011	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	62000000	USD
CY2012	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	966000000	USD
CY2010	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	755000000	USD
CY2011	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	1316000000	USD
CY2010	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	2426000000	USD
CY2011	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	905000000	USD
CY2012	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	708000000	USD
CY2012Q4	us-gaap	Asset Retirement Obligations Noncurrent AssetRetirementObligationsNoncurrent	12375000000	USD
CY2012Q4	us-gaap	Assets Assets	232982000000	USD
CY2011Q4	us-gaap	Assets Assets	209474000000	USD
CY2011Q4	us-gaap	Assets Current AssetsCurrent	53234000000	USD
CY2012Q4	us-gaap	Assets Current AssetsCurrent	55720000000	USD
CY2011Q1	us-gaap	Business Acquisition Purchase Price Allocation Assets Acquired BusinessAcquisitionPurchasePriceAllocationAssetsAcquired	6694000000	USD
CY2011Q1	us-gaap	Business Acquisition Purchase Price Allocation Assets Acquired Liabilities Assumed Net BusinessAcquisitionPurchasePriceAllocationAssetsAcquiredLiabilitiesAssumedNet	3433000000	USD
CY2011Q1	us-gaap	Business Acquisition Purchase Price Allocation Current Assets BusinessAcquisitionPurchasePriceAllocationCurrentAssets	155000000	USD
CY2011Q1	us-gaap	Business Acquisition Purchase Price Allocation Current Liabilities BusinessAcquisitionPurchasePriceAllocationCurrentLiabilities	560000000	USD
CY2011Q1	us-gaap	Business Acquisition Purchase Price Allocation Deferred Income Taxes Asset Liability Net BusinessAcquisitionPurchasePriceAllocationDeferredIncomeTaxesAssetLiabilityNet	-1915000000	USD
CY2011Q1	us-gaap	Business Acquisition Purchase Price Allocation Goodwill Amount BusinessAcquisitionPurchasePriceAllocationGoodwillAmount	27000000	USD
CY2011Q1	us-gaap	Business Acquisition Purchase Price Allocation Goodwill Expected Tax Deductible Amount BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount	0	USD
CY2011Q1	us-gaap	Business Acquisition Purchase Price Allocation Liabilities Assumed BusinessAcquisitionPurchasePriceAllocationLiabilitiesAssumed	3261000000	USD
CY2011Q1	us-gaap	Business Acquisition Purchase Price Allocation Other Noncurrent Assets BusinessAcquisitionPurchasePriceAllocationOtherNoncurrentAssets	5000000	USD
CY2011Q1	us-gaap	Business Acquisition Purchase Price Allocation Other Noncurrent Liabilities BusinessAcquisitionPurchasePriceAllocationOtherNoncurrentLiabilities	25000000	USD
CY2011Q1	us-gaap	Business Acquisition Purchase Price Allocation Property BusinessAcquisitionPurchasePriceAllocationProperty	6051000000	USD
CY2011Q1	us-gaap	Business Combination Consideration Transferred BusinessCombinationConsiderationTransferred	3400000000	USD
CY2012Q4	us-gaap	Capital Lease Obligations Current CapitalLeaseObligationsCurrent	50000000	USD
CY2011Q4	us-gaap	Capital Lease Obligations Noncurrent CapitalLeaseObligationsNoncurrent	128000000	USD
CY2012Q4	us-gaap	Capital Lease Obligations Noncurrent CapitalLeaseObligationsNoncurrent	99000000	USD
CY2011Q4	us-gaap	Capital Leased Assets Gross CapitalLeasedAssetsGross	901000000	USD
CY2012Q4	us-gaap	Capital Leased Assets Gross CapitalLeasedAssetsGross	749000000	USD
CY2012Q4	us-gaap	Capital Leases Balance Sheet Assets By Major Class Net CapitalLeasesBalanceSheetAssetsByMajorClassNet	270000000	USD
CY2011Q4	us-gaap	Capital Leases Balance Sheet Assets By Major Class Net CapitalLeasesBalanceSheetAssetsByMajorClassNet	333000000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Due CapitalLeasesFutureMinimumPaymentsDue	189000000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Due Current CapitalLeasesFutureMinimumPaymentsDueCurrent	45000000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Due In Five Years CapitalLeasesFutureMinimumPaymentsDueInFiveYears	12000000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Due In Four Years CapitalLeasesFutureMinimumPaymentsDueInFourYears	13000000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Due In Three Years CapitalLeasesFutureMinimumPaymentsDueInThreeYears	23000000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Due In Two Years CapitalLeasesFutureMinimumPaymentsDueInTwoYears	37000000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Due Thereafter CapitalLeasesFutureMinimumPaymentsDueThereafter	59000000	USD
CY2012Q4	us-gaap	Capital Leases Future Minimum Payments Present Value Of Net Minimum Payments CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments	149000000	USD
CY2012Q4	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	479000000	USD
CY2011Q4	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Accumulated Deprecation CapitalLeasesLesseeBalanceSheetAssetsByMajorClassAccumulatedDeprecation	568000000	USD
CY2012Q4	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Other Property Plant And Equipment CapitalLeasesLesseeBalanceSheetAssetsByMajorClassOtherPropertyPlantAndEquipment	0	USD
CY2011Q4	us-gaap	Capital Leases Lessee Balance Sheet Assets By Major Class Other Property Plant And Equipment CapitalLeasesLesseeBalanceSheetAssetsByMajorClassOtherPropertyPlantAndEquipment	0	USD
CY2012Q4	us-gaap	Capitalized Costs Uncompleted Wells Equipment And Facilities CapitalizedCostsUncompletedWellsEquipmentAndFacilities	42000000	USD
CY2012	us-gaap	Capitalized Exploratory Well Cost Additions Pending Determination Of Proved Reserves CapitalizedExploratoryWellCostAdditionsPendingDeterminationOfProvedReserves	595000000	USD
CY2011	us-gaap	Capitalized Exploratory Well Cost Additions Pending Determination Of Proved Reserves CapitalizedExploratoryWellCostAdditionsPendingDeterminationOfProvedReserves	652000000	USD
CY2010	us-gaap	Capitalized Exploratory Well Cost Additions Pending Determination Of Proved Reserves CapitalizedExploratoryWellCostAdditionsPendingDeterminationOfProvedReserves	482000000	USD
CY2012	us-gaap	Capitalized Exploratory Well Cost Charged To Expense CapitalizedExploratoryWellCostChargedToExpense	49000000	USD
CY2010	us-gaap	Capitalized Exploratory Well Cost Charged To Expense CapitalizedExploratoryWellCostChargedToExpense	70000000	USD
CY2011	us-gaap	Capitalized Exploratory Well Cost Charged To Expense CapitalizedExploratoryWellCostChargedToExpense	45000000	USD
CY2011Q4	us-gaap	Capitalized Exploratory Well Costs CapitalizedExploratoryWellCosts	2434000000	USD
CY2012Q4	us-gaap	Capitalized Exploratory Well Costs CapitalizedExploratoryWellCosts	2681000000	USD
CY2010Q4	us-gaap	Capitalized Exploratory Well Costs CapitalizedExploratoryWellCosts	2718000000	USD
CY2009Q4	us-gaap	Capitalized Exploratory Well Costs CapitalizedExploratoryWellCosts	2435000000	USD
CY2012Q4	us-gaap	Capitalized Exploratory Well Costs That Have Been Capitalized For Period Greater Than One Year CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear	2180000000	USD
CY2010Q4	us-gaap	Capitalized Exploratory Well Costs That Have Been Capitalized For Period Greater Than One Year CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear	2299000000	USD
CY2011Q4	us-gaap	Capitalized Exploratory Well Costs That Have Been Capitalized For Period Greater Than One Year CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear	1877000000	USD
CY2010Q4	us-gaap	Capitalized Exploratory Well Costs That Have Been Capitalized For Period Of One Year Or Less CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodOfOneYearOrLess	419000000	USD
CY2012Q4	us-gaap	Capitalized Exploratory Well Costs That Have Been Capitalized For Period Of One Year Or Less CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodOfOneYearOrLess	501000000	USD
CY2011Q4	us-gaap	Capitalized Exploratory Well Costs That Have Been Capitalized For Period Of One Year Or Less CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodOfOneYearOrLess	557000000	USD
CY2012Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	20939000000	USD
CY2011Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	15864000000	USD
CY2010Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	14060000000	USD
CY2009Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	8716000000	USD
CY2010	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	5344000000	USD
CY2012	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	5075000000	USD
CY2011	us-gaap	Cash And Cash Equivalents Period Increase Decrease CashAndCashEquivalentsPeriodIncreaseDecrease	1804000000	USD
CY2011Q4	us-gaap	Commercial Paper CommercialPaper	2498000000	USD
CY2012Q4	us-gaap	Commercial Paper CommercialPaper	2783000000	USD
CY2011Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.75
CY2012Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.75
CY2012Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	6000000000	shares
CY2011Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	6000000000	shares
CY2012Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	2442676580	shares
CY2011Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	2442676580	shares
CY2012Q4	us-gaap	Common Stock Value CommonStockValue	1832000000	USD
CY2011Q4	us-gaap	Common Stock Value CommonStockValue	1832000000	USD
CY2010	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	18879000000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	25832000000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	25339000000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	157000000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	113000000	USD
CY2010	us-gaap	Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	112000000	USD
CY2012	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	25989000000	USD
CY2010	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	18991000000	USD
CY2011	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	25452000000	USD
CY2012Q4	us-gaap	Cost Method Investments Aggregate Carrying Amount CostMethodInvestmentsAggregateCarryingAmount	650000000	USD
CY2011Q4	us-gaap	Cost Method Investments Aggregate Carrying Amount CostMethodInvestmentsAggregateCarryingAmount	718000000	USD
CY2011	us-gaap	Cost Of Purchased Oil And Gas CostOfPurchasedOilAndGas	149923000000	USD
CY2010	us-gaap	Cost Of Purchased Oil And Gas CostOfPurchasedOilAndGas	116467000000	USD
CY2012	us-gaap	Cost Of Purchased Oil And Gas CostOfPurchasedOilAndGas	140766000000	USD
CY2011	us-gaap	Costs And Expenses CostsAndExpenses	206072000000	USD
CY2010	us-gaap	Costs And Expenses CostsAndExpenses	172873000000	USD
CY2012	us-gaap	Costs And Expenses CostsAndExpenses	195577000000	USD
CY2012	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1703000000	USD
CY2010	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1501000000	USD
CY2011	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	1893000000	USD
CY2011	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	16548000000	USD
CY2010	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	10483000000	USD
CY2012	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	15626000000	USD
CY2012	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	652000000	USD
CY2011	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	596000000	USD
CY2010	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	376000000	USD
CY2012Q4	us-gaap	Debt Current DebtCurrent	6027000000	USD
CY2011Q4	us-gaap	Debt Current DebtCurrent	5940000000	USD
CY2011Q4	us-gaap	Debt Instrument Interest Rate At Period End DebtInstrumentInterestRateAtPeriodEnd	0.0004
CY2012Q4	us-gaap	Debt Instrument Interest Rate At Period End DebtInstrumentInterestRateAtPeriodEnd	0.0013
CY2010	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	162000000	USD
CY2011	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	877000000	USD
CY2012	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	673000000	USD
CY2011	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	671000000	USD
CY2010	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	377000000	USD
CY2012	us-gaap	Deferred Foreign Income Tax Expense Benefit DeferredForeignIncomeTaxExpenseBenefit	1487000000	USD
CY2010	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	559000000	USD
CY2011	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	1589000000	USD
CY2012	us-gaap	Deferred Income Taxes And Tax Credits DeferredIncomeTaxesAndTaxCredits	2015000000	USD
CY2011Q4	us-gaap	Deferred Revenue And Credits Noncurrent DeferredRevenueAndCreditsNoncurrent	19181000000	USD
CY2012Q4	us-gaap	Deferred Revenue And Credits Noncurrent DeferredRevenueAndCreditsNoncurrent	21502000000	USD
CY2012	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	-145000000	USD
CY2010	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	20000000	USD
CY2011	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	41000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	2891000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Deferred Income DeferredTaxAssetsDeferredIncome	1548000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	27771000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	23498000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	281000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Inventory DeferredTaxAssetsInventory	360000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	-14243000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	-13466000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	828000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	738000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	1595000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	1835000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	10817000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	8476000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits	5100000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits	4773000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	381000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	531000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	5387000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Asset Retirement Obligations DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations	5728000000	USD
CY2012Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	15443000000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	11096000000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	25868000000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	26571000000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	17672000000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Noncurrent DeferredTaxLiabilitiesNoncurrent	15544000000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	2276000000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	2271000000	USD
CY2012Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	24295000000	USD
CY2011Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	23597000000	USD
CY2011Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax	9279000000	USD
CY2012Q4	us-gaap	Defined Benefit Plan Accumulated Other Comprehensive Income Before Tax DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax	9742000000	USD
CY2012	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Decrease On Accumulated Postretirement Benefit Obligation1 DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1	141000000	USD
CY2012	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Decrease On Service And Interest Cost Components1 DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnServiceAndInterestCostComponents1	13000000	USD
CY2012	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Increase On Accumulated Postretirement Benefit Obligation DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation	165000000	USD
CY2012	us-gaap	Defined Benefit Plan Effect Of One Percentage Point Increase On Service And Interest Cost Components DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents	16000000	USD
CY2012	us-gaap	Defined Benefit Plan Health Care Cost Trend Rate Assumed For Next Fiscal Year DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYear	0.075
CY2011	us-gaap	Defined Benefit Plan Health Care Cost Trend Rate Assumed For Next Fiscal Year DefinedBenefitPlanHealthCareCostTrendRateAssumedForNextFiscalYear	0.08
CY2010	us-gaap	Defined Benefit Plan Recognized Net Gain Loss Due To Curtailments DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments	0	USD
CY2012	us-gaap	Defined Benefit Plan Ultimate Health Care Cost Trend Rate DefinedBenefitPlanUltimateHealthCareCostTrendRate	0.045
CY2011	us-gaap	Defined Benefit Plan Ultimate Health Care Cost Trend Rate DefinedBenefitPlanUltimateHealthCareCostTrendRate	0.05
CY2012Q4	us-gaap	Defined Benefit Plan Year That Rate Reaches Ultimate Trend Rate DefinedBenefitPlanYearThatRateReachesUltimateTrendRate	2025
CY2011Q4	us-gaap	Defined Benefit Plan Year That Rate Reaches Ultimate Trend Rate DefinedBenefitPlanYearThatRateReachesUltimateTrendRate	2023
CY2011	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	12911000000	USD
CY2010	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	13063000000	USD
CY2012	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	13413000000	USD
CY2012Q4	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Asset At Fair Value DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue	86000000	USD
CY2011Q4	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Asset At Fair Value DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue	208000000	USD
CY2012	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	-67000000	USD
CY2011	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	-242000000	USD
CY2010	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Gain Loss Net DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet	-135000000	USD
CY2012Q4	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Liability At Fair Value DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue	149000000	USD
CY2011Q4	us-gaap	Derivative Instruments Not Designated As Hedging Instruments Liability At Fair Value DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue	102000000	USD
CY2010	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	9.53
CY2012	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	13.42
CY2011	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	13.54
CY2010	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	9.48
CY2012	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	13.32
CY2011	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	13.44
CY2010	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	70000000	USD
CY2012	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	39000000	USD
CY2011	us-gaap	Effect Of Exchange Rate On Cash And Cash Equivalents EffectOfExchangeRateOnCashAndCashEquivalents	-33000000	USD
CY2012	us-gaap	Effect Of Lifo Inventory Liquidation On Income EffectOfLIFOInventoryLiquidationOnIncome	121000000	USD
CY2011	us-gaap	Effect Of Lifo Inventory Liquidation On Income EffectOfLIFOInventoryLiquidationOnIncome	193000000	USD
CY2010	us-gaap	Effect Of Lifo Inventory Liquidation On Income EffectOfLIFOInventoryLiquidationOnIncome	21000000	USD
CY2012	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.432
CY2010	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.403
CY2011	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.433
CY2011	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2012	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2010	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.350
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0.000
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0.003
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate EffectiveIncomeTaxRateReconciliationChangeInEnactedTaxRate	0.005
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.052
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.075
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Foreign Income Tax Rate Differential EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential	0.078
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.004
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	-0.001
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Other Adjustments EffectiveIncomeTaxRateReconciliationOtherAdjustments	0.001
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	-0.006
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	-0.001
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Prior Year Income Taxes EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxes	-0.002
CY2011	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.009
CY2012	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.006
CY2010	us-gaap	Effective Income Tax Rate Reconciliation State And Local Income Taxes EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes	0.008
CY2012	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.004
CY2010	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.005
CY2011	us-gaap	Effective Income Tax Rate Reconciliation Tax Credits EffectiveIncomeTaxRateReconciliationTaxCredits	0.004
CY2010	us-gaap	Employee Service Share Based Compensation Cash Flow Effect Cash Used To Settle Awards EmployeeServiceShareBasedCompensationCashFlowEffectCashUsedToSettleAwards	140000000	USD
CY2011	us-gaap	Employee Service Share Based Compensation Cash Flow Effect Cash Used To Settle Awards EmployeeServiceShareBasedCompensationCashFlowEffectCashUsedToSettleAwards	151000000	USD
CY2012	us-gaap	Employee Service Share Based Compensation Cash Flow Effect Cash Used To Settle Awards EmployeeServiceShareBasedCompensationCashFlowEffectCashUsedToSettleAwards	123000000	USD
CY2012	us-gaap	Employee Service Share Based Compensation Cash Received From Exercise Of Stock Options EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions	753000000	USD
CY2011	us-gaap	Employee Service Share Based Compensation Cash Received From Exercise Of Stock Options EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions	948000000	USD
CY2010	us-gaap	Employee Service Share Based Compensation Cash Received From Exercise Of Stock Options EmployeeServiceShareBasedCompensationCashReceivedFromExerciseOfStockOptions	385000000	USD
CY2012Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	255000000	USD
CY2012	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P1Y8M12D
CY2010	us-gaap	Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	66000000	USD
CY2012	us-gaap	Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	101000000	USD
CY2011	us-gaap	Employee Service Share Based Compensation Tax Benefit Realized From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitRealizedFromExerciseOfStockOptions	121000000	USD
CY2010	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	6000000	USD
CY2012	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	2000000	USD
CY2011	us-gaap	Employee Stock Ownership Plan Esop Compensation Expense EmployeeStockOwnershipPlanESOPCompensationExpense	5000000	USD
CY2011Q4	us-gaap	Employee Stock Ownership Plan Esop Shares In Esop EmployeeStockOwnershipPlanESOPSharesInESOP	20911000	shares
CY2012Q4	us-gaap	Employee Stock Ownership Plan Esop Shares In Esop EmployeeStockOwnershipPlanESOPSharesInESOP	19347000	shares
CY2011Q4	us-gaap	Energy Related Inventory Chemicals EnergyRelatedInventoryChemicals	502000000	USD
CY2012Q4	us-gaap	Energy Related Inventory Chemicals EnergyRelatedInventoryChemicals	475000000	USD
CY2012Q4	us-gaap	Equity Method Investments EquityMethodInvestments	23068000000	USD
CY2011Q4	us-gaap	Equity Method Investments EquityMethodInvestments	22150000000	USD
CY2011Q4	us-gaap	Excess Of Replacement Or Current Costs Over Stated Lifo Value ExcessOfReplacementOrCurrentCostsOverStatedLIFOValue	9025000000	USD
CY2012Q4	us-gaap	Excess Of Replacement Or Current Costs Over Stated Lifo Value ExcessOfReplacementOrCurrentCostsOverStatedLIFOValue	9292000000	USD
CY2012	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	98000000	USD
CY2011	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	121000000	USD
CY2010	us-gaap	Excess Tax Benefit From Share Based Compensation Operating Activities ExcessTaxBenefitFromShareBasedCompensationOperatingActivities	67000000	USD
CY2010	us-gaap	Excise And Sales Taxes ExciseAndSalesTaxes	8591000000	USD
CY2011	us-gaap	Excise And Sales Taxes ExciseAndSalesTaxes	8085000000	USD
CY2012	us-gaap	Excise And Sales Taxes ExciseAndSalesTaxes	8010000000	USD
CY2011	us-gaap	Exploration Expense ExplorationExpense	1216000000	USD
CY2012	us-gaap	Exploration Expense ExplorationExpense	1728000000	USD
CY2010	us-gaap	Exploration Expense ExplorationExpense	1147000000	USD
CY2012	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Sales Issuances Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements	186000000	USD
CY2011	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Sales Issuances Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements	154000000	USD
CY2011	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet	0	USD
CY2012	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet	0	USD
CY2012Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	1380000000	USD
CY2011Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	1083000000	USD
CY2010Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	823000000	USD
CY2011	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	945000000	USD
CY2012	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	4569000000	USD
CY2010	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	2753000000	USD
CY2012	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-207000000	USD
CY2010	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	-251000000	USD
CY2011	us-gaap	Foreign Currency Transaction Gain Loss Unrealized ForeignCurrencyTransactionGainLossUnrealized	103000000	USD
CY2011	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	17219000000	USD
CY2010	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	10860000000	USD
CY2012	us-gaap	Foreign Income Tax Expense Benefit Continuing Operations ForeignIncomeTaxExpenseBenefitContinuingOperations	17113000000	USD
CY2011	us-gaap	Gain Loss On Disposition Of Property GainLossOnDispositionOfProperty	1300000000	USD
CY2012	us-gaap	Gain Loss On Disposition Of Property GainLossOnDispositionOfProperty	2800000000	USD
CY2010	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	1004000000	USD
CY2011	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	1495000000	USD
CY2012	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	4089000000	USD
CY2012Q4	us-gaap	Goodwill Goodwill	4640000000	USD
CY2011Q4	us-gaap	Goodwill Goodwill	4642000000	USD
CY2012	us-gaap	Grandfathered Esop Expense Recognition Dividends Used By Esop For Debt Service GrandfatheredESOPExpenseRecognitionDividendsUsedByESOPForDebtService	18000000	USD
CY2011	us-gaap	Grandfathered Esop Expense Recognition Dividends Used By Esop For Debt Service GrandfatheredESOPExpenseRecognitionDividendsUsedByESOPForDebtService	18000000	USD
CY2010	us-gaap	Grandfathered Esop Expense Recognition Dividends Used By Esop For Debt Service GrandfatheredESOPExpenseRecognitionDividendsUsedByESOPForDebtService	46000000	USD
CY2012Q4	us-gaap	Guarantee Obligations Current Carrying Value GuaranteeObligationsCurrentCarryingValue	562000000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	8456000000	USD
CY2010	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	6528000000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Before Income Taxes Domestic IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic	10222000000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	37412000000	USD
CY2010	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	25527000000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Foreign IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign	37876000000	USD
CY2012	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	46332000000	USD
CY2010	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	32055000000	USD
CY2011	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	47634000000	USD
CY2012	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	6889000000	USD
CY2010	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	5637000000	USD
CY2011	us-gaap	Income Loss From Equity Method Investments IncomeLossFromEquityMethodInvestments	7363000000	USD
CY2010	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	501000000	USD
CY2012	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	1351000000	USD
CY2011	us-gaap	Income Loss From Equity Method Investments Net Of Dividends Or Distributions IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	570000000	USD
CY2010	us-gaap	Income Tax Credits And Adjustments IncomeTaxCreditsAndAdjustments	162000000	USD
CY2012	us-gaap	Income Tax Credits And Adjustments IncomeTaxCreditsAndAdjustments	165000000	USD
CY2011	us-gaap	Income Tax Credits And Adjustments IncomeTaxCreditsAndAdjustments	191000000	USD
CY2012Q4	us-gaap	Income Tax Examination Penalties And Interest Accrued IncomeTaxExaminationPenaltiesAndInterestAccrued	293000000	USD
CY2011Q4	us-gaap	Income Tax Examination Penalties And Interest Accrued IncomeTaxExaminationPenaltiesAndInterestAccrued	118000000	USD
CY2010	us-gaap	Income Tax Examination Penalties And Interest Expense IncomeTaxExaminationPenaltiesAndInterestExpense	40000000	USD
CY2011	us-gaap	Income Tax Examination Penalties And Interest Expense IncomeTaxExaminationPenaltiesAndInterestExpense	-64000000	USD
CY2012	us-gaap	Income Tax Examination Penalties And Interest Expense IncomeTaxExaminationPenaltiesAndInterestExpense	145000000	USD
CY2011	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	20626000000	USD
CY2010	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	12919000000	USD
CY2012	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	19996000000	USD
CY2010	us-gaap	Income Taxes Paid IncomeTaxesPaid	11749000000	USD
CY2012	us-gaap	Income Taxes Paid IncomeTaxesPaid	17334000000	USD
CY2011	us-gaap	Income Taxes Paid IncomeTaxesPaid	17374000000	USD
CY2012	us-gaap	Increase Decrease In Accounts And Notes Receivable IncreaseDecreaseInAccountsAndNotesReceivable	-1153000000	USD
CY2011	us-gaap	Increase Decrease In Accounts And Notes Receivable IncreaseDecreaseInAccountsAndNotesReceivable	2156000000	USD
CY2010	us-gaap	Increase Decrease In Accounts And Notes Receivable IncreaseDecreaseInAccountsAndNotesReceivable	2767000000	USD
CY2011	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	3839000000	USD
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CY2012	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	544000000	USD
CY2011	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	1892000000	USD
CY2012	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	-630000000	USD
CY2010	us-gaap	Increase Decrease In Accrued Income Taxes Payable IncreaseDecreaseInAccruedIncomeTaxesPayable	321000000	USD
CY2012	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	-1047000000	USD
CY2010	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	-48000000	USD
CY2011	us-gaap	Increase Decrease In Deferred Charges IncreaseDecreaseInDeferredCharges	-341000000	USD
CY2011	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	404000000	USD
CY2012	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	233000000	USD
CY2010	us-gaap	Increase Decrease In Inventories IncreaseDecreaseInInventories	-15000000	USD
CY2011	us-gaap	Increase Decrease In Long Term Receivables Current IncreaseDecreaseInLongTermReceivablesCurrent	150000000	USD
CY2012	us-gaap	Increase Decrease In Long Term Receivables Current IncreaseDecreaseInLongTermReceivablesCurrent	169000000	USD
CY2010	us-gaap	Increase Decrease In Long Term Receivables Current IncreaseDecreaseInLongTermReceivablesCurrent	12000000	USD
CY2012	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-363000000	USD
CY2011	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-2318000000	USD
CY2010	us-gaap	Increase Decrease In Operating Capital IncreaseDecreaseInOperatingCapital	-76000000	USD
CY2012	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	471000000	USD
CY2011	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	853000000	USD
CY2010	us-gaap	Increase Decrease In Prepaid Deferred Expense And Other Assets IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets	542000000	USD
CY2012	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	242000000	USD
CY2010	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	267000000	USD
CY2011	us-gaap	Interest Costs Capitalized InterestCostsCapitalized	288000000	USD
CY2010	us-gaap	Interest Costs Incurred InterestCostsIncurred	317000000	USD
CY2011	us-gaap	Interest Costs Incurred InterestCostsIncurred	288000000	USD
CY2012	us-gaap	Interest Costs Incurred InterestCostsIncurred	242000000	USD
CY2012	us-gaap	Interest Expense Debt InterestExpenseDebt	0	USD
CY2011	us-gaap	Interest Expense Debt InterestExpenseDebt	0	USD
CY2010	us-gaap	Interest Expense Debt InterestExpenseDebt	50000000	USD
CY2010	us-gaap	Interest Paid Net InterestPaidNet	34000000	USD
CY2011	us-gaap	Interest Paid Net InterestPaidNet	0	USD
CY2012	us-gaap	Interest Paid Net InterestPaidNet	0	USD
CY2011Q4	us-gaap	Inventory Finished Goods And Work In Process InventoryFinishedGoodsAndWorkInProcess	3420000000	USD
CY2012Q4	us-gaap	Inventory Finished Goods And Work In Process InventoryFinishedGoodsAndWorkInProcess	3923000000	USD
CY2012Q4	us-gaap	Inventory Net InventoryNet	6144000000	USD
CY2011Q4	us-gaap	Inventory Net InventoryNet	5543000000	USD
CY2012Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	23718000000	USD
CY2011Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	22868000000	USD
CY2010	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	941000000	USD
CY2012	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	980000000	USD
CY2011	us-gaap	Lease And Rental Expense LeaseAndRentalExpense	903000000	USD
CY2012Q4	us-gaap	Liabilities Liabilities	95150000000	USD
CY2011Q4	us-gaap	Liabilities Liabilities	87293000000	USD
CY2011Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	209474000000	USD
CY2012Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	232982000000	USD
CY2012Q4	us-gaap	Liabilities Current LiabilitiesCurrent	34212000000	USD
CY2011Q4	us-gaap	Liabilities Current LiabilitiesCurrent	33600000000	USD
CY2012Q4	us-gaap	Line Of Credit Facility Maximum Borrowing Capacity LineOfCreditFacilityMaximumBorrowingCapacity	6000000000	USD
CY2012Q4	us-gaap	Long Term Debt LongTermDebt	6086000000	USD
CY2011Q4	us-gaap	Long Term Debt LongTermDebt	4101000000	USD
CY2012Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	20000000	USD
CY2011Q4	us-gaap	Long Term Debt Current LongTermDebtCurrent	17000000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal After Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	4043000000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	20000000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Five LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	2000000000	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Four LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	0	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	0	USD
CY2012Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	23000000	USD
CY2012Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	11966000000	USD
CY2011Q4	us-gaap	Long Term Debt Noncurrent LongTermDebtNoncurrent	9684000000	USD
CY2012Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	266000000	USD
CY2011Q4	us-gaap	Marketable Securities Current MarketableSecuritiesCurrent	249000000	USD
CY2012Q4	us-gaap	Minority Interest MinorityInterest	1308000000	USD
CY2011Q4	us-gaap	Minority Interest MinorityInterest	799000000	USD
CY2012	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-8980000000	USD
CY2010	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-5165000000	USD
CY2011	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-11769000000	USD
CY2011	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-27489000000	USD
CY2012	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-24796000000	USD
CY2010	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-20915000000	USD
CY2010	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	31354000000	USD
CY2011	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	41095000000	USD
CY2012	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	38812000000	USD
CY2011	us-gaap	Net Income Loss NetIncomeLoss	26895000000	USD
CY2012	us-gaap	Net Income Loss NetIncomeLoss	26179000000	USD
CY2010	us-gaap	Net Income Loss NetIncomeLoss	19024000000	USD
CY2010	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	112000000	USD
CY2011	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	113000000	USD
CY2012	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	157000000	USD
CY2012	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	26179000000	USD
CY2010	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	19024000000	USD
CY2011	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	26895000000	USD
CY2012	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	2	segment
CY2012	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	2	segment
CY2012	us-gaap	Oil And Gas Revenue OilAndGasRevenue	230590000000	USD
CY2011	us-gaap	Oil And Gas Revenue OilAndGasRevenue	244371000000	USD
CY2010	us-gaap	Oil And Gas Revenue OilAndGasRevenue	198198000000	USD
CY2011	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	21649000000	USD
CY2012	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	22570000000	USD
CY2010	us-gaap	Operating Costs And Expenses OperatingCostsAndExpenses	19188000000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	3548000000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	727000000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	401000000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	528000000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	618000000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	657000000	USD
CY2012Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	617000000	USD
CY2010	us-gaap	Operating Leases Income Statement Sublease Revenue OperatingLeasesIncomeStatementSubleaseRevenue	41000000	USD
CY2012	us-gaap	Operating Leases Income Statement Sublease Revenue OperatingLeasesIncomeStatementSubleaseRevenue	32000000	USD
CY2011	us-gaap	Operating Leases Income Statement Sublease Revenue OperatingLeasesIncomeStatementSubleaseRevenue	39000000	USD
CY2012	us-gaap	Operating Leases Rent Expense Contingent Rentals OperatingLeasesRentExpenseContingentRentals	7000000	USD
CY2010	us-gaap	Operating Leases Rent Expense Contingent Rentals OperatingLeasesRentExpenseContingentRentals	10000000	USD
CY2011	us-gaap	Operating Leases Rent Expense Contingent Rentals OperatingLeasesRentExpenseContingentRentals	11000000	USD
CY2010	us-gaap	Operating Leases Rent Expense Minimum Rentals OperatingLeasesRentExpenseMinimumRentals	931000000	USD
CY2011	us-gaap	Operating Leases Rent Expense Minimum Rentals OperatingLeasesRentExpenseMinimumRentals	892000000	USD
CY2012	us-gaap	Operating Leases Rent Expense Minimum Rentals OperatingLeasesRentExpenseMinimumRentals	973000000	USD
CY2011	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	864000000	USD
CY2012	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	948000000	USD
CY2010	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	900000000	USD
CY2012Q4	us-gaap	Operating Loss Carryforwards OperatingLossCarryforwards	2009000000	USD
CY2011Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	3889000000	USD
CY2012Q4	us-gaap	Other Assets Noncurrent OtherAssetsNoncurrent	4503000000	USD
CY2010	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Cost Credit Arising During Period Before Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax	12000000	USD
CY2012	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Cost Credit Arising During Period Before Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax	142000000	USD
CY2011	us-gaap	Other Comprehensive Income Defined Benefit Plan Net Prior Service Cost Credit Arising During Period Before Tax OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax	27000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax	61000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax	61000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Benefit Cost Before Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicBenefitCostBeforeTax	26000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Pension Cost Net Of Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicPensionCostNetOfTax	-920000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Pension Cost Net Of Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicPensionCostNetOfTax	-773000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Amortization Pension And Other Postretirement Benefit Plans Net Prior Service Cost Recognized In Net Periodic Pension Cost Net Of Tax OtherComprehensiveIncomeLossAmortizationPensionAndOtherPostretirementBenefitPlansNetPriorServiceCostRecognizedInNetPeriodicPensionCostNetOfTax	-635000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	20000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	20000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Before Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesBeforeTax	25000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	19000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	20000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax	3000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	6000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	17000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	23000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-347000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-1556000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-145000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	374000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	167000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Net Of Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax	1581000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	143000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	140000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	1030000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax	9000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax	-14000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment On Derivatives Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentOnDerivativesIncludedInNetIncomeBeforeTax	5000000	USD
CY2011	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	10000000	USD
CY2012	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	3000000	USD
CY2010	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	10000000	USD
CY2012	us-gaap	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Recognized In Net Periodic Benefit Cost Net Of Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax	-1180000000	USD
CY2010	us-gaap	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Recognized In Net Periodic Benefit Cost Net Of Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax	-857000000	USD
CY2011	us-gaap	Other Comprehensive Income Reclassification Of Defined Benefit Plans Net Gain Loss Recognized In Net Periodic Benefit Cost Net Of Tax OtherComprehensiveIncomeReclassificationOfDefinedBenefitPlansNetGainLossRecognizedInNetPeriodicBenefitCostNetOfTax	-3250000000	USD
CY2010	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-4000000	USD
CY2012	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	1000000	USD
CY2011	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-11000000	USD
CY2012Q4	us-gaap	Other Inventory Supplies OtherInventorySupplies	1746000000	USD
CY2011Q4	us-gaap	Other Inventory Supplies OtherInventorySupplies	1621000000	USD
CY2011	us-gaap	Other Noncash Expense OtherNoncashExpense	377000000	USD
CY2010	us-gaap	Other Noncash Expense OtherNoncashExpense	496000000	USD
CY2012	us-gaap	Other Noncash Expense OtherNoncashExpense	555000000	USD
CY2012	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-1713000000	USD
CY2011	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-336000000	USD
CY2010	us-gaap	Other Noncash Income Expense OtherNoncashIncomeExpense	-692000000	USD
CY2012	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	4430000000	USD
CY2011	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	1972000000	USD
CY2010	us-gaap	Other Nonoperating Income OtherNonoperatingIncome	1093000000	USD
CY2011Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	14000000	USD
CY2012Q4	us-gaap	Other Short Term Borrowings OtherShortTermBorrowings	12000000	USD
CY2012	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	5004000000	USD
CY2011	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	4262000000	USD
CY2010	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	775000000	USD
CY2010	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	5669000000	USD
CY2012	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	6844000000	USD
CY2011	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	6136000000	USD
CY2012	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	41000000	USD
CY2011	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	71000000	USD
CY2010	us-gaap	Payments Of Dividends Minority Interest PaymentsOfDividendsMinorityInterest	72000000	USD
CY2011	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	3009000000	USD
CY2010	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2012	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	0	USD
CY2011	us-gaap	Payments To Acquire Equipment On Lease PaymentsToAcquireEquipmentOnLease	32000000	USD
CY2012	us-gaap	Payments To Acquire Equipment On Lease PaymentsToAcquireEquipmentOnLease	1000000	USD
CY2010	us-gaap	Payments To Acquire Equipment On Lease PaymentsToAcquireEquipmentOnLease	104000000	USD
CY2011	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	900000000	USD
CY2010	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	861000000	USD
CY2012	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	1042000000	USD
CY2010	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	90000000	USD
CY2012	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	35000000	USD
CY2011	us-gaap	Payments To Acquire Marketable Securities PaymentsToAcquireMarketableSecurities	112000000	USD
CY2011	us-gaap	Payments To Acquire Oil And Gas Property And Equipment PaymentsToAcquireOilAndGasPropertyAndEquipment	25440000000	USD
CY2010	us-gaap	Payments To Acquire Oil And Gas Property And Equipment PaymentsToAcquireOilAndGasPropertyAndEquipment	18474000000	USD
CY2012	us-gaap	Payments To Acquire Oil And Gas Property And Equipment PaymentsToAcquireOilAndGasPropertyAndEquipment	29526000000	USD
CY2010	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	-137000000	USD
CY2011	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	-172000000	USD
CY2012	us-gaap	Payments To Acquire Other Productive Assets PaymentsToAcquireOtherProductiveAssets	-105000000	USD
CY2010	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	19612000000	USD
CY2011	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	26500000000	USD
CY2012	us-gaap	Payments To Acquire Productive Assets PaymentsToAcquireProductiveAssets	30938000000	USD
CY2012	us-gaap	Payments To Explore And Develop Oil And Gas Properties PaymentsToExploreAndDevelopOilAndGasProperties	1173000000	USD
CY2010	us-gaap	Payments To Explore And Develop Oil And Gas Properties PaymentsToExploreAndDevelopOilAndGasProperties	651000000	USD
CY2011	us-gaap	Payments To Explore And Develop Oil And Gas Properties PaymentsToExploreAndDevelopOilAndGasProperties	839000000	USD
CY2012Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	9699000000	USD
CY2011Q4	us-gaap	Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent	9156000000	USD
CY2011	us-gaap	Pension Contributions PensionContributions	1467000000	USD
CY2012	us-gaap	Pension Contributions PensionContributions	1228000000	USD
CY2010	us-gaap	Pension Contributions PensionContributions	1450000000	USD
CY2011Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2012Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1
CY2012Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	100000000	shares
CY2011Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	100000000	shares
CY2011Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2012Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2012Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2011Q4	us-gaap	Preferred Stock Value PreferredStockValue	0	USD
CY2011Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	5827000000	USD
CY2012Q4	us-gaap	Prepaid Expense Current PrepaidExpenseCurrent	6666000000	USD
CY2011	us-gaap	Proceeds From Collection Of Longterm Loans To Related Parties ProceedsFromCollectionOfLongtermLoansToRelatedParties	339000000	USD
CY2012	us-gaap	Proceeds From Collection Of Longterm Loans To Related Parties ProceedsFromCollectionOfLongtermLoansToRelatedParties	328000000	USD
CY2010	us-gaap	Proceeds From Collection Of Longterm Loans To Related Parties ProceedsFromCollectionOfLongtermLoansToRelatedParties	338000000	USD
CY2012	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	4007000000	USD
CY2010	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	1250000000	USD
CY2011	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	377000000	USD
CY2010	us-gaap	Proceeds From Issuance Of Unsecured Tax Exempt Debt ProceedsFromIssuanceOfUnsecuredTaxExemptDebt	1250000000	USD
CY2011	us-gaap	Proceeds From Issuance Of Unsecured Tax Exempt Debt ProceedsFromIssuanceOfUnsecuredTaxExemptDebt	374000000	USD
CY2011	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	23000000	USD
CY2010	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-212000000	USD
CY2012	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	264000000	USD
CY2012	us-gaap	Proceeds From Repurchase Of Equity ProceedsFromRepurchaseOfEquity	-4142000000	USD
CY2011	us-gaap	Proceeds From Repurchase Of Equity ProceedsFromRepurchaseOfEquity	-3193000000	USD
CY2010	us-gaap	Proceeds From Repurchase Of Equity ProceedsFromRepurchaseOfEquity	-306000000	USD
CY2012	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	-3000000	USD
CY2010	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	-49000000	USD
CY2011	us-gaap	Proceeds From Sale And Maturity Of Marketable Securities ProceedsFromSaleAndMaturityOfMarketableSecurities	-74000000	USD
CY2010	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	1995000000	USD
CY2011	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	3517000000	USD
CY2012	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	2777000000	USD
CY2011	us-gaap	Proceeds From Sale Of Short Term Investments ProceedsFromSaleOfShortTermInvestments	-255000000	USD
CY2012	us-gaap	Proceeds From Sale Of Short Term Investments ProceedsFromSaleOfShortTermInvestments	-210000000	USD
CY2010	us-gaap	Proceeds From Sale Of Short Term Investments ProceedsFromSaleOfShortTermInvestments	-732000000	USD
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	23.35
CY2010	us-gaap	Profit Loss ProfitLoss	19136000000	USD
CY2012	us-gaap	Profit Loss ProfitLoss	26336000000	USD
CY2011	us-gaap	Profit Loss ProfitLoss	27008000000	USD
CY2012Q4	us-gaap	Projects That Have Exploratory Well Costs That Have Been Capitalized For Period Greater Than One Year ProjectsThatHaveExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear	46	Project
CY2011Q4	us-gaap	Projects That Have Exploratory Well Costs That Have Been Capitalized For Period Greater Than One Year ProjectsThatHaveExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear	47	Project
CY2010Q4	us-gaap	Projects That Have Exploratory Well Costs That Have Been Capitalized For Period Greater Than One Year ProjectsThatHaveExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear	53	Project
CY2010	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	21145000000	USD
CY2012	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	34015000000	USD
CY2011	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	32391000000	USD
CY2011Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	233432000000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	263481000000	USD
CY2010Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	207367000000	USD
CY2011Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	122608000000	USD
CY2012Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	141348000000	USD
CY2010Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	104504000000	USD
CY2012	us-gaap	Property Plant And Equipment Transfers And Changes PropertyPlantAndEquipmentTransfersAndChanges	1850000000	USD
CY2010	us-gaap	Reclassification To Well Facilities And Equipment Based On Determination Of Proved Reserves ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves	129000000	USD
CY2011	us-gaap	Reclassification To Well Facilities And Equipment Based On Determination Of Proved Reserves ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves	828000000	USD
CY2012	us-gaap	Reclassification To Well Facilities And Equipment Based On Determination Of Proved Reserves ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves	244000000	USD
CY2012Q4	us-gaap	Recorded Unconditional Purchase Obligation Due After Fifth Year RecordedUnconditionalPurchaseObligationDueAfterFifthYear	6500000000	USD
CY2012Q4	us-gaap	Recorded Unconditional Purchase Obligation Due In Fifth Year RecordedUnconditionalPurchaseObligationDueInFifthYear	1800000000	USD
CY2012Q4	us-gaap	Recorded Unconditional Purchase Obligation Due In Fourth Year RecordedUnconditionalPurchaseObligationDueInFourthYear	2400000000	USD
CY2012Q4	us-gaap	Recorded Unconditional Purchase Obligation Due In Second Year RecordedUnconditionalPurchaseObligationDueInSecondYear	3900000000	USD
CY2012Q4	us-gaap	Recorded Unconditional Purchase Obligation Due In Third Year RecordedUnconditionalPurchaseObligationDueInThirdYear	4100000000	USD
CY2012Q4	us-gaap	Recorded Unconditional Purchase Obligation Due Within One Year RecordedUnconditionalPurchaseObligationDueWithinOneYear	3700000000	USD
CY2012	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	2224000000	USD
CY2011	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	2769000000	USD
CY2010	us-gaap	Repayments Of Long Term Debt And Capital Securities RepaymentsOfLongTermDebtAndCapitalSecurities	156000000	USD
CY2010	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	526000000	USD
CY2012	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	648000000	USD
CY2011	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	627000000	USD
CY2012Q4	us-gaap	Restricted Investments Current RestrictedInvestmentsCurrent	1454000000	USD
CY2011Q4	us-gaap	Restricted Investments Current RestrictedInvestmentsCurrent	1240000000	USD
CY2011	us-gaap	Results Of Operations Dry Hole Costs ResultsOfOperationsDryHoleCosts	-332000000	USD
CY2012	us-gaap	Results Of Operations Dry Hole Costs ResultsOfOperationsDryHoleCosts	-475000000	USD
CY2010	us-gaap	Results Of Operations Dry Hole Costs ResultsOfOperationsDryHoleCosts	-414000000	USD
CY2012Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	159730000000	USD
CY2011Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	140399000000	USD
CY2012Q4	us-gaap	Retained Earnings Undistributed Earnings From Equity Method Investees RetainedEarningsUndistributedEarningsFromEquityMethodInvestees	10119000000	USD
CY2011Q4	us-gaap	Retained Earnings Undistributed Earnings From Equity Method Investees RetainedEarningsUndistributedEarningsFromEquityMethodInvestees	10127000000	USD
CY2011	us-gaap	Revenues Revenues	253706000000	USD
CY2010	us-gaap	Revenues Revenues	204928000000	USD
CY2012	us-gaap	Revenues Revenues	241909000000	USD
CY2011	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	4745000000	USD
CY2012	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	4724000000	USD
CY2010	us-gaap	Selling General And Administrative Expense SellingGeneralAndAdministrativeExpense	4767000000	USD
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	60426	shares
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	888350	shares
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.036
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.032
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.039
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.308
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.310
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.317
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.029
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.026
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.011
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	160000000	shares
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	55000000	shares
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	72.82
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	259000000	USD
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	580000000	USD
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	668000000	USD
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	884000	shares
CY2012	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	12455000	shares
CY2010	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	16.28
CY2011	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	21.24
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	1933000000	USD
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	72348000	shares
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	71895000	shares
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	81.26
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	73.71
CY2012Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber	47060000	shares
CY2012	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	62.13
CY2012	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	96.78
CY2012	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	107.73
CY2012	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y0M12D
CY2010	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y1M6D
CY2011	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1	P6Y2M12D
CY2012Q4	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	1662000000	USD
CY2012	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1	P5Y2M12D
CY2012	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P6Y3M12D
CY2012Q4	us-gaap	Shares Held In Employee Stock Option Plan Allocated SharesHeldInEmployeeStockOptionPlanAllocated	18055000	shares
CY2011Q4	us-gaap	Shares Held In Employee Stock Option Plan Allocated SharesHeldInEmployeeStockOptionPlanAllocated	19047000	shares
CY2011Q4	us-gaap	Shares Held In Employee Stock Option Plan Committed To Be Released SharesHeldInEmployeeStockOptionPlanCommittedToBeReleased	1864000	shares
CY2012Q4	us-gaap	Shares Held In Employee Stock Option Plan Committed To Be Released SharesHeldInEmployeeStockOptionPlanCommittedToBeReleased	1292000	shares
CY2011Q4	us-gaap	Short Term Bank Loans And Notes Payable ShortTermBankLoansAndNotesPayable	40000000	USD
CY2012Q4	us-gaap	Short Term Bank Loans And Notes Payable ShortTermBankLoansAndNotesPayable	23000000	USD
CY2012Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	127000000	USD
CY2011Q4	us-gaap	Short Term Borrowings ShortTermBorrowings	340000000	USD
CY2012	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	5900000000	USD
CY2011	us-gaap	Short Term Debt Refinanced Amount ShortTermDebtRefinancedAmount	5600000000	USD
CY2012	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	12024000	shares
CY2012	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	283000000	USD
CY2011	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	265000000	USD
CY2010	us-gaap	Stock Option Plan Expense StockOptionPlanExpense	229000000	USD
CY2011	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	42300000	shares
CY2012	us-gaap	Stock Repurchased During Period Shares StockRepurchasedDuringPeriodShares	46600000	shares
CY2012	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	5000000000	USD
CY2011	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	4250000000	USD
CY2012Q4	us-gaap	Stockholders Equity StockholdersEquity	136524000000	USD
CY2011Q4	us-gaap	Stockholders Equity StockholdersEquity	121382000000	USD
CY2011Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	122181000000	USD
CY2012Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	137832000000	USD
CY2010Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	105811000000	USD
CY2012Q4	us-gaap	Tax Credit Carryforward Amount TaxCreditCarryforwardAmount	1146000000	USD
CY2011Q4	us-gaap	Time Deposits At Carrying Value TimeDepositsAtCarryingValue	3958000000	USD
CY2012Q4	us-gaap	Time Deposits At Carrying Value TimeDepositsAtCarryingValue	708000000	USD
CY2012Q4	us-gaap	Treasury Stock Deferred Employee Stock Ownership Plan TreasuryStockDeferredEmployeeStockOwnershipPlan	-282000000	USD
CY2011Q4	us-gaap	Treasury Stock Deferred Employee Stock Ownership Plan TreasuryStockDeferredEmployeeStockOwnershipPlan	-298000000	USD
CY2011Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	461509656	shares
CY2012Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	495978691	shares
CY2012Q4	us-gaap	Treasury Stock Value TreasuryStockValue	33884000000	USD
CY2011Q4	us-gaap	Treasury Stock Value TreasuryStockValue	29685000000	USD
CY2012Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	3071000000	USD
CY2009Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	3195000000	USD
CY2010Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	3507000000	USD
CY2011Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	3481000000	USD
CY2010	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	165000000	USD
CY2012	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	899000000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions	366000000	USD
CY2010	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	136000000	USD
CY2012	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	138000000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	318000000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	469000000	USD
CY2010	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	334000000	USD
CY2012	us-gaap	Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions	543000000	USD
CY2012	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	152000000	USD
CY2010	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	270000000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	236000000	USD
CY2011	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	4000000	USD
CY2012	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	72000000	USD
CY2010	us-gaap	Unrecognized Tax Benefits Reductions Resulting From Lapse Of Applicable Statute Of Limitations UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	8000000	USD
CY2011	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	15000000	shares
CY2012	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	15000000	shares
CY2010	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	10000000	shares
CY2010	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	2007000000	shares
CY2011	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	2001000000	shares
CY2012	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	1965000000	shares
CY2010	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1997000000	shares
CY2011	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1986000000	shares
CY2012	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	1950000000	shares
CY2012Q4	cvx	Accounts And Notes Receivable Due From Affiliated Companies AccountsAndNotesReceivableDueFromAffiliatedCompanies	1207000000	USD
CY2011Q4	cvx	Accounts And Notes Receivable Due From Affiliated Companies AccountsAndNotesReceivableDueFromAffiliatedCompanies	1968000000	USD
CY2011Q4	cvx	Accounts Payable Due To Affiliated Companies AccountsPayableDueToAffiliatedCompanies	519000000	USD
CY2012Q4	cvx	Accounts Payable Due To Affiliated Companies AccountsPayableDueToAffiliatedCompanies	407000000	USD
CY2011	cvx	Advance To Acquired Company AdvanceToAcquiredCompany	403000000	USD
CY2010	cvx	Advance To Acquired Company AdvanceToAcquiredCompany	0	USD
CY2012	cvx	Advance To Acquired Company AdvanceToAcquiredCompany	0	USD
CY2012	cvx	After Tax Compensation Expense For Stock Appreciation Rights Restricted Stock Performance Units And Restricted Stock Units AfterTaxCompensationExpenseForStockAppreciationRightsRestrictedStockPerformanceUnitsAndRestrictedStockUnits	115000000	USD
CY2010	cvx	After Tax Compensation Expense For Stock Appreciation Rights Restricted Stock Performance Units And Restricted Stock Units AfterTaxCompensationExpenseForStockAppreciationRightsRestrictedStockPerformanceUnitsAndRestrictedStockUnits	126000000	USD
CY2011	cvx	After Tax Compensation Expense For Stock Appreciation Rights Restricted Stock Performance Units And Restricted Stock Units AfterTaxCompensationExpenseForStockAppreciationRightsRestrictedStockPerformanceUnitsAndRestrictedStockUnits	139000000	USD
CY2011	cvx	After Tax Compensation Expense For Stock Options AfterTaxCompensationExpenseForStockOptions	172000000	USD
CY2012	cvx	After Tax Compensation Expense For Stock Options AfterTaxCompensationExpenseForStockOptions	184000000	USD
CY2010	cvx	After Tax Compensation Expense For Stock Options AfterTaxCompensationExpenseForStockOptions	149000000	USD
CY2012Q4	cvx	Approximate Increase In Deferred Tax Assets ApproximateIncreaseInDeferredTaxAssets	4300000000	USD
CY2012Q4	cvx	Approximate Increase In Deferred Tax Liabilities ApproximateIncreaseInDeferredTaxLiabilities	700000000	USD
CY2011Q1	cvx	Business Acquisition Purchase Price Allocation Investments And Long Term Receivables BusinessAcquisitionPurchasePriceAllocationInvestmentsAndLongTermReceivables	456000000	USD
CY2011Q1	cvx	Business Acquisition Purchase Price Allocation Long Term Debt And Capital Leases BusinessAcquisitionPurchasePriceAllocationLongTermDebtAndCapitalLeases	761000000	USD
CY2010	cvx	Capital And Exploratory Expenditures Excluding Equity Affiliates CapitalAndExploratoryExpendituresExcludingEquityAffiliates	20367000000	USD
CY2012	cvx	Capital And Exploratory Expenditures Excluding Equity Affiliates CapitalAndExploratoryExpendituresExcludingEquityAffiliates	32112000000	USD
CY2011	cvx	Capital And Exploratory Expenditures Excluding Equity Affiliates CapitalAndExploratoryExpendituresExcludingEquityAffiliates	27371000000	USD
CY2010	cvx	Capital And Exploratory Expenditures Including Equity Affiliates CapitalAndExploratoryExpendituresIncludingEquityAffiliates	21755000000	USD
CY2012	cvx	Capital And Exploratory Expenditures Including Equity Affiliates CapitalAndExploratoryExpendituresIncludingEquityAffiliates	34229000000	USD
CY2011	cvx	Capital And Exploratory Expenditures Including Equity Affiliates CapitalAndExploratoryExpendituresIncludingEquityAffiliates	29066000000	USD
CY2010	cvx	Capitalized Exploratory Well Cost Other Deductions In Property Sales CapitalizedExploratoryWellCostOtherDeductionsInPropertySales	0	USD
CY2011	cvx	Capitalized Exploratory Well Cost Other Deductions In Property Sales CapitalizedExploratoryWellCostOtherDeductionsInPropertySales	63000000	USD
CY2012	cvx	Capitalized Exploratory Well Cost Other Deductions In Property Sales CapitalizedExploratoryWellCostOtherDeductionsInPropertySales	55000000	USD
CY2010	cvx	Charges To Expense For Cash Bonuses ChargesToExpenseForCashBonuses	766000000	USD
CY2012	cvx	Charges To Expense For Cash Bonuses ChargesToExpenseForCashBonuses	898000000	USD
CY2011	cvx	Charges To Expense For Cash Bonuses ChargesToExpenseForCashBonuses	1217000000	USD
CY2010	cvx	Company Share Of Equity Affiliates Foreign Currency Effects CompanyShareOfEquityAffiliatesForeignCurrencyEffects	-71000000	USD
CY2011	cvx	Company Share Of Equity Affiliates Foreign Currency Effects CompanyShareOfEquityAffiliatesForeignCurrencyEffects	-27000000	USD
CY2012	cvx	Company Share Of Equity Affiliates Foreign Currency Effects CompanyShareOfEquityAffiliatesForeignCurrencyEffects	-202000000	USD
CY2011Q4	cvx	Companys Loans To Affiliates CompanysLoansToAffiliates	957000000	USD
CY2012Q4	cvx	Companys Loans To Affiliates CompanysLoansToAffiliates	1494000000	USD
CY2010Q4	cvx	Companys Loans To Affiliates CompanysLoansToAffiliates	1543000000	USD
CY2012	cvx	Companys Pension Plans As Percentage Of Pension Assets CompanysPensionPlansAsPercentageOfPensionAssets	0.87
CY2012	cvx	Companys Share Of Expenditures By Equity Affiliates CompanysShareOfExpendituresByEquityAffiliates	2117000000	USD
CY2010	cvx	Companys Share Of Expenditures By Equity Affiliates CompanysShareOfExpendituresByEquityAffiliates	1388000000	USD
CY2011	cvx	Companys Share Of Expenditures By Equity Affiliates CompanysShareOfExpendituresByEquityAffiliates	1695000000	USD
CY2011	cvx	Compensation Expense For Stock Appreciation Rights Restricted Stock Performance Units And Restricted Stock Units CompensationExpenseForStockAppreciationRightsRestrictedStockPerformanceUnitsAndRestrictedStockUnits	214000000	USD
CY2012	cvx	Compensation Expense For Stock Appreciation Rights Restricted Stock Performance Units And Restricted Stock Units CompensationExpenseForStockAppreciationRightsRestrictedStockPerformanceUnitsAndRestrictedStockUnits	177000000	USD
CY2010	cvx	Compensation Expense For Stock Appreciation Rights Restricted Stock Performance Units And Restricted Stock Units CompensationExpenseForStockAppreciationRightsRestrictedStockPerformanceUnitsAndRestrictedStockUnits	194000000	USD
CY2010	cvx	Credits To Expense For Leveraged Employee Stock Ownership Plan CreditsToExpenseForLeveragedEmployeeStockOwnershipPlan	1000000	USD
CY2012	cvx	Credits To Expense For Leveraged Employee Stock Ownership Plan CreditsToExpenseForLeveragedEmployeeStockOwnershipPlan	-1000000	USD
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CY2011Q4	cvx	Current Maturities Of Long Term Capital Leases CurrentMaturitiesOfLongTermCapitalLeases	54000000	USD
CY2012Q4	cvx	Current Maturities Of Long Term Capital Leases CurrentMaturitiesOfLongTermCapitalLeases	38000000	USD
CY2012Q4	cvx	Decrease In Company Investment Carrying Value Over Underlying Equity In Vie Two Net Assets DecreaseInCompanyInvestmentCarryingValueOverUnderlyingEquityInVieTwoNetAssets	180000000	USD
CY2012	cvx	Deferred Awards Held As Stock Units DeferredAwardsHeldAsStockUnits	0	shares
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CY2011	cvx	Deferred Awards Held As Stock Units DeferredAwardsHeldAsStockUnits	0	shares
CY2012Q4	cvx	Deferred Tax Components Of Deferred Charges And Other Assets DeferredTaxComponentsOfDeferredChargesAndOtherAssets	2662000000	USD
CY2011Q4	cvx	Deferred Tax Components Of Deferred Charges And Other Assets DeferredTaxComponentsOfDeferredChargesAndOtherAssets	1224000000	USD
CY2012Q4	cvx	Deferred Tax Components Of Federal And Other Taxes On Income DeferredTaxComponentsOfFederalAndOtherTaxesOnIncome	598000000	USD
CY2011Q4	cvx	Deferred Tax Components Of Federal And Other Taxes On Income DeferredTaxComponentsOfFederalAndOtherTaxesOnIncome	295000000	USD
CY2012Q4	cvx	Deferred Tax Components Of Prepaid Expenses And Other Current Assets DeferredTaxComponentsOfPrepaidExpensesAndOtherCurrentAssets	1365000000	USD
CY2011Q4	cvx	Deferred Tax Components Of Prepaid Expenses And Other Current Assets DeferredTaxComponentsOfPrepaidExpensesAndOtherCurrentAssets	1149000000	USD
CY2011	cvx	Discount Rate On Future Commodity Prices DiscountRateOnFutureCommodityPrices	0.08
CY2011Q4	cvx	Downstream Capital Leases DownstreamCapitalLeases	316000000	USD
CY2012Q4	cvx	Downstream Capital Leases DownstreamCapitalLeases	316000000	USD
CY2011	cvx	Dry Hole Expense Related To Prior Year Net DryHoleExpenseRelatedToPriorYearNet	45000000	USD
CY2012	cvx	Dry Hole Expense Related To Prior Year Net DryHoleExpenseRelatedToPriorYearNet	80000000	USD
CY2010	cvx	Dry Hole Expense Related To Prior Year Net DryHoleExpenseRelatedToPriorYearNet	82000000	USD
CY2012Q4	cvx	Equity Ownership Portion Held By Chemicals Company One EquityOwnershipPortionHeldByChemicalsCompanyOne	0.50
CY2012Q4	cvx	Number Of Ltip Performance Units Outstanding NumberOfLtipPerformanceUnitsOutstanding	2827757	shares
CY2012	cvx	Number Of Ltip Performance Units Vested Outstanding NumberOfLtipPerformanceUnitsVestedOutstanding	882003	shares
CY2012Q4	cvx	Number Of Treasury Stocks Held In Benefit Plan Trust For Funding Obligations NumberOfTreasuryStocksHeldInBenefitPlanTrustForFundingObligations	14200000	shares
CY2012Q4	cvx	Equivalent Shares Granted For Outstanding Stock Appreciation Rights And Other Awards EquivalentSharesGrantedForOutstandingStockAppreciationRightsAndOtherAwards	2400000	shares
CY2012	cvx	Expected Period For Decision On Recognition Of Proved Reserves ExpectedPeriodForDecisionOnRecognitionOfProvedReserves	P3Y
CY2012	cvx	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Actual Return On Plan Assets Held FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetActualReturnOnPlanAssetsHeld	109000000	USD
CY2011	cvx	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Actual Return On Plan Assets Held FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetActualReturnOnPlanAssetsHeld	107000000	USD
CY2012	cvx	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Actual Return On Plan Assets Sold FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetActualReturnOnPlanAssetsSold	2000000	USD
CY2011	cvx	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Actual Return On Plan Assets Sold FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetActualReturnOnPlanAssetsSold	-1000000	USD
CY2012	cvx	Fair Value Of Company Share In Vie Four Common Stock FairValueOfCompanyShareInVieFourCommonStock	2690000000	USD
CY2012Q4	cvx	Fair Value Of Liability Recorded For Ltip Performance Units Outstanding FairValueOfLiabilityRecordedForLtipPerformanceUnitsOutstanding	320000000	USD
CY2010	cvx	Federal And State And Local Taxes On Income FederalAndStateAndLocalTaxesOnIncome	2059000000	USD
CY2011	cvx	Federal And State And Local Taxes On Income FederalAndStateAndLocalTaxesOnIncome	3407000000	USD
CY2012	cvx	Federal And State And Local Taxes On Income FederalAndStateAndLocalTaxesOnIncome	2883000000	USD
CY2012	cvx	Foreign Currency Effects ForeignCurrencyEffects	-454000000	USD
CY2010	cvx	Foreign Currency Effects ForeignCurrencyEffects	-423000000	USD
CY2011	cvx	Foreign Currency Effects ForeignCurrencyEffects	121000000	USD
CY2012	cvx	Guarantor Obligations Remaining Term GuarantorObligationsRemainingTerm	P15Y
CY2012Q4	cvx	Higher Percentage Of Projected Benefit Obligation Or Market Related Value Of Plan Assets Of Which Losses Are Amortized HigherPercentageOfProjectedBenefitObligationOrMarketRelatedValueOfPlanAssetsOfWhichLossesAreAmortized	0.10
CY2009Q4	cvx	Indemnifications Acquired Company Environ Liabilities Max Obligation IndemnificationsAcquiredCompanyEnvironLiabilitiesMaxObligation	200000000	USD
CY2012	cvx	Indemnifications Joint Venture Max Future Payments IndemnificationsJointVentureMaxFuturePayments	250000000	USD
CY2012	cvx	Indemnifications Joint Venture Ytd Payments Made IndemnificationsJointVentureYtdPaymentsMade	48000000	USD
CY2012	cvx	Interest Expense For Lesop Debt InterestExpenseForLesopDebt	3000000	USD
CY2011	cvx	Interest Expense For Lesop Debt InterestExpenseForLesopDebt	4000000	USD
CY2010	cvx	Interest Expense For Lesop Debt InterestExpenseForLesopDebt	5000000	USD
CY2012Q4	cvx	Investment In Companys Common Stock InvestmentInCompanysCommonStock	27000000	USD
CY2011Q4	cvx	Investment In Companys Common Stock InvestmentInCompanysCommonStock	35000000	USD
CY2012Q4	cvx	Investment In Vie Greater Less Than Underlying Equity In Vie Net Assets Vie One InvestmentInVieGreaterLessThanUnderlyingEquityInVieNetAssetsVieOne	170000000	USD
CY2012Q4	cvx	Investment In Vie Greater Less Than Underlying Equity In Vie Net Assets Vie Three InvestmentInVieGreaterLessThanUnderlyingEquityInVieNetAssetsVieThree	200000000	USD
CY2011	cvx	Open Market Purchases For Company Matching Contributions To Employee Accounts Within Esip OpenMarketPurchasesForCompanyMatchingContributionsToEmployeeAccountsWithinEsip	225000000	USD
CY2012	cvx	Open Market Purchases For Company Matching Contributions To Employee Accounts Within Esip OpenMarketPurchasesForCompanyMatchingContributionsToEmployeeAccountsWithinEsip	243000000	USD
CY2010	cvx	Open Market Purchases For Company Matching Contributions To Employee Accounts Within Esip OpenMarketPurchasesForCompanyMatchingContributionsToEmployeeAccountsWithinEsip	156000000	USD
CY2012	cvx	Payments Made Under Long Term Unconditional Purchase Obligations And Commitments Including Throughput And Take Or Pay Agreements PaymentsMadeUnderLongTermUnconditionalPurchaseObligationsAndCommitmentsIncludingThroughputAndTakeOrPayAgreements	3600000000	USD
CY2012	cvx	Leasing Arrangement Lease Noncancelable Term LeasingArrangementLeaseNoncancelableTerm	P1Y
CY2012Q4	cvx	Less Amounts Representing Interest And Executory Costs In Future Capital Lease Payments LessAmountsRepresentingInterestAndExecutoryCostsInFutureCapitalLeasePayments	40000000	USD
CY2012	cvx	Leveraged Employee Stock Ownership Plan Lesop Cash Contributions To Esop LeveragedEmployeeStockOwnershipPlanLesopCashContributionsToEsop	2000000	USD
CY2012Q4	cvx	Liability Recorded For Equivalent Shares Granted LiabilityRecordedForEquivalentSharesGranted	71000000	USD
CY2012	cvx	Loan Provided To Fund Pipe Line Construction LoanProvidedToFundPipeLineConstruction	0.30
CY2012Q4	cvx	Long Term Loans Included In Investments And Advances LongTermLoansIncludedInInvestmentsAndAdvances	1179000000	USD
CY2012	cvx	Marketable Securities Sold MarketableSecuritiesSold	32000000	USD
CY2010	cvx	Marketable Securities Sold MarketableSecuritiesSold	41000000	USD
CY2011	cvx	Marketable Securities Sold MarketableSecuritiesSold	38000000	USD
CY2012	cvx	Maturity Period Of Bank Time Deposits Classified As Cash Equivalents MaturityPeriodOfBankTimeDepositsClassifiedAsCashEquivalents	P90D
CY2012	cvx	Maturity Period Of Bank Time Deposits Minimum MaturityPeriodOfBankTimeDepositsMinimum	P90D
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CY2011	cvx	Net Properties Plant And Equipment Of Country One NetPropertiesPlantAndEquipmentOfCountryOne	15601000000	USD
CY2010	cvx	Net Properties Plant And Equipment Of Country One NetPropertiesPlantAndEquipmentOfCountryOne	13896000000	USD
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CY2011	cvx	Net Properties Plant And Equipment Of Country Two NetPropertiesPlantAndEquipmentOfCountryTwo	12423000000	USD
CY2010	cvx	Net Purchases Of Time Deposits NetPurchasesOfTimeDeposits	2855000000	USD
CY2011	cvx	Net Purchases Of Time Deposits NetPurchasesOfTimeDeposits	1104000000	USD
CY2012	cvx	Net Purchases Of Time Deposits NetPurchasesOfTimeDeposits	-3250000000	USD
CY2010	cvx	Non Sponsored Defined Benefit Plans NonSponsoredDefinedBenefitPlans	-12000000	USD
CY2012	cvx	Non Sponsored Defined Benefit Plans NonSponsoredDefinedBenefitPlans	-54000000	USD
CY2011	cvx	Non Sponsored Defined Benefit Plans NonSponsoredDefinedBenefitPlans	-81000000	USD
CY2012Q4	cvx	Number Of Exploratory Wells That Have Been Capitalized For Period Greater Than One Year NumberOfExploratoryWellsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear	166	Well
CY2011Q4	cvx	Number Of Ltip Performance Units Outstanding NumberOfLtipPerformanceUnitsOutstanding	2881836	shares
CY2010	cvx	Payments Made Under Long Term Unconditional Purchase Obligations And Commitments Including Throughput And Take Or Pay Agreements PaymentsMadeUnderLongTermUnconditionalPurchaseObligationsAndCommitmentsIncludingThroughputAndTakeOrPayAgreements	6500000000	USD
CY2011	cvx	Payments Made Under Long Term Unconditional Purchase Obligations And Commitments Including Throughput And Take Or Pay Agreements PaymentsMadeUnderLongTermUnconditionalPurchaseObligationsAndCommitmentsIncludingThroughputAndTakeOrPayAgreements	6600000000	USD
CY2012Q4	cvx	Percentage Interest In Project One PercentageInterestInProjectOne	0.30
CY2012Q4	cvx	Percentage Of Affiliate By Summarized Financial Information PercentageOfAffiliateBySummarizedFinancialInformation	1
CY2012	cvx	Percentage Of Impact Of Unrecognized Tax Benefits On Effective Tax Rate If Subsequently Recognized PercentageOfImpactOfUnrecognizedTaxBenefitsOnEffectiveTaxRateIfSubsequentlyRecognized	0.67
CY2012Q4	cvx	Portion Of Equity Ownership Interest Of Vie Eight Held By Foreign Country PortionOfEquityOwnershipInterestOfVieEightHeldByForeignCountry	0.36
CY2012Q4	cvx	Portion Of Equity Ownership Interest Of Vie Nine Held By Public PortionOfEquityOwnershipInterestOfVieNineHeldByPublic	0.50
CY2012Q4	cvx	Proceeds To Be Received In Future Periods For Sale Of Equity Interest ProceedsToBeReceivedInFuturePeriodsForSaleOfEquityInterest	800000000	USD
CY2012Q4	cvx	Redeemable Long Term Debt RedeemableLongTermDebt	3151000000	USD
CY2011Q4	cvx	Redeemable Long Term Debt RedeemableLongTermDebt	3317000000	USD
CY2012	cvx	Sale And Other Operating Revenues From Affiliated Companies SaleAndOtherOperatingRevenuesFromAffiliatedCompanies	17356000000	USD
CY2011	cvx	Sale And Other Operating Revenues From Affiliated Companies SaleAndOtherOperatingRevenuesFromAffiliatedCompanies	20164000000	USD
CY2010	cvx	Sale And Other Operating Revenues From Affiliated Companies SaleAndOtherOperatingRevenuesFromAffiliatedCompanies	13672000000	USD
CY2012Q4	cvx	Shares Authorized For Issuance Under Companys Non Employee Directors Plan SharesAuthorizedForIssuanceUnderCompanysNonEmployeeDirectorsPlan	800000	shares
CY2012Q4	cvx	Shares Available For Issuance Under Companys Non Employee Directors Plan SharesAvailableForIssuanceUnderCompanysNonEmployeeDirectorsPlan	231000	shares
CY2012Q4	cvx	Sites With Potential Remediation Activities SitesWithPotentialRemediationActivities	175	Location
CY2012	dei	Entity Central Index Key EntityCentralIndexKey	0000093410
CY2013Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	1942697787	shares
CY2012	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2012	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2012Q2	dei	Entity Public Float EntityPublicFloat	207005770000	USD
CY2012	dei	Entity Registrant Name EntityRegistrantName	CHEVRON CORP
CY2012	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2012	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2011	cvx	Taxes Other Than On Income TaxesOtherThanOnIncome	15628000000	USD
CY2010	cvx	Taxes Other Than On Income TaxesOtherThanOnIncome	18191000000	USD
CY2012	cvx	Taxes Other Than On Income TaxesOtherThanOnIncome	12376000000	USD
CY2012	cvx	Term Of Joint Venture With Vie One TermOfJointVentureWithVieOne	P40Y
CY2012	cvx	Term Of Joint Venture With Vie Two TermOfJointVentureWithVieTwo	P25Y
CY2012	cvx	Time Deposits Matured TimeDepositsMatured	3967000000	USD
CY2010	cvx	Time Deposits Matured TimeDepositsMatured	2205000000	USD
CY2011	cvx	Time Deposits Matured TimeDepositsMatured	5335000000	USD
CY2011	cvx	Time Deposits Purchased TimeDepositsPurchased	6439000000	USD
CY2012	cvx	Time Deposits Purchased TimeDepositsPurchased	717000000	USD
CY2010	cvx	Time Deposits Purchased TimeDepositsPurchased	5060000000	USD
CY2012	cvx	Unrecognized Tax Benefits Additions Or Reductions Resulting From Current Year Asset Acquisitions Or Sales UnrecognizedTaxBenefitsAdditionsOrReductionsResultingFromCurrentYearAssetAcquisitionsOrSales	0	USD
CY2011	cvx	Unrecognized Tax Benefits Additions Or Reductions Resulting From Current Year Asset Acquisitions Or Sales UnrecognizedTaxBenefitsAdditionsOrReductionsResultingFromCurrentYearAssetAcquisitionsOrSales	-41000000	USD
CY2010	cvx	Unrecognized Tax Benefits Additions Or Reductions Resulting From Current Year Asset Acquisitions Or Sales UnrecognizedTaxBenefitsAdditionsOrReductionsResultingFromCurrentYearAssetAcquisitionsOrSales	0	USD
CY2011	cvx	Unrecognized Tax Benefits Foreign Currency Effects UnrecognizedTaxBenefitsForeignCurrencyEffects	-2000000	USD
CY2010	cvx	Unrecognized Tax Benefits Foreign Currency Effects UnrecognizedTaxBenefitsForeignCurrencyEffects	17000000	USD
CY2012	cvx	Unrecognized Tax Benefits Foreign Currency Effects UnrecognizedTaxBenefitsForeignCurrencyEffects	4000000	USD
CY2012Q4	cvx	Unremitted Earnings Of International Consolidated Subsidiaries And Affiliates With No Deferred Income Tax Provision UnremittedEarningsOfInternationalConsolidatedSubsidiariesAndAffiliatesWithNoDeferredIncomeTaxProvision	26527000000	USD
CY2012Q4	cvx	Upstream Capital Leases UpstreamCapitalLeases	433000000	USD
CY2011Q4	cvx	Upstream Capital Leases UpstreamCapitalLeases	585000000	USD
CY2011	cvx	Value Of Shares Released From Leveraged Employee Stock Ownership Plan To Reduce Cost Of Company Matching Contributions To Employee Accounts Within Esip ValueOfSharesReleasedFromLeveragedEmployeeStockOwnershipPlanToReduceCostOfCompanyMatchingContributionsToEmployeeAccountsWithinEsip	38000000	USD
CY2012	cvx	Value Of Shares Released From Leveraged Employee Stock Ownership Plan To Reduce Cost Of Company Matching Contributions To Employee Accounts Within Esip ValueOfSharesReleasedFromLeveragedEmployeeStockOwnershipPlanToReduceCostOfCompanyMatchingContributionsToEmployeeAccountsWithinEsip	43000000	USD
CY2010	cvx	Value Of Shares Released From Leveraged Employee Stock Ownership Plan To Reduce Cost Of Company Matching Contributions To Employee Accounts Within Esip ValueOfSharesReleasedFromLeveragedEmployeeStockOwnershipPlanToReduceCostOfCompanyMatchingContributionsToEmployeeAccountsWithinEsip	97000000	USD
CY2011Q4	cvx	Various Grantor Trust Assets Invested Primarily In Interest Earning Accounts VariousGrantorTrustAssetsInvestedPrimarilyInInterestEarningAccounts	51000000	USD
CY2012Q4	cvx	Various Grantor Trust Assets Invested Primarily In Interest Earning Accounts VariousGrantorTrustAssetsInvestedPrimarilyInInterestEarningAccounts	48000000	USD
CY2010	cvx	Weighted Average Number Of Common Shares Outstanding WeightedAverageNumberOfCommonSharesOutstanding	1996000000	shares
CY2011	cvx	Weighted Average Number Of Common Shares Outstanding WeightedAverageNumberOfCommonSharesOutstanding	1986000000	shares
CY2012	cvx	Weighted Average Number Of Common Shares Outstanding WeightedAverageNumberOfCommonSharesOutstanding	1950000000	shares
CY2012	dei	Amendment Flag AmendmentFlag	false
CY2012	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2012	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2012	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2012
CY2012	dei	Document Period End Date DocumentPeriodEndDate	2012-12-31
CY2012	dei	Document Type DocumentType	10-K

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CHEVRON CORP Stock $cvx

2012 Form 10-K Financial Statement

#000009341013000003 Filed on February 22, 2013

Income Statement

Balance Sheet

Cashflow Statement

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$CVX CHEVRON CORP Stock $cvx

2012 Form 10-K Financial Statement

#000009341013000003 Filed on February 22, 2013

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$CVX
CHEVRON CORP Stock $cvx