$OXY
Occidental Petroleum Corp Stock $oxy

$oxy Overview Financials Valuation SEC Filings Company Website

2021 Q4 Form 10-K Financial Statement

#000079746822000008 Filed on February 24, 2022

Income Statement

Concept	2021 Q4	2021	2020 Q4
Revenue	$7.937B	$25.96B	$4.190B
YoY Change	89.43%	45.75%	-37.18%
Cost Of Revenue	$2.655B	$2.772B	$2.090B
YoY Change	27.03%	15.12%	-15.83%
Gross Profit	$5.282B	$23.18B	$2.100B
YoY Change	151.52%	50.54%	-49.84%
Gross Profit Margin	66.55%	89.32%	50.12%
Selling, General & Admin	$542.0M	$863.0M	$358.0M
YoY Change	51.4%	-0.12%	-49.36%
% of Gross Profit	10.26%	3.72%	17.05%
Research & Development	$107.0M	$252.0M	$33.00M
YoY Change	224.24%	90.91%	-70.8%
% of Gross Profit	2.03%	1.09%	1.57%
Depreciation & Amortization	$1.966B	$8.447B	$1.754B
YoY Change	12.09%	4.32%	-22.77%
% of Gross Profit	37.22%	36.43%	83.52%
Operating Expenses	$2.918B	$863.0M	$2.487B
YoY Change	17.33%	-0.12%	-33.68%
Operating Profit	$2.364B	$22.32B	-$387.0M
YoY Change	-710.85%	53.55%	-188.56%
Interest Expense	-$172.0M	-$669.0M	-$914.0M
YoY Change	-81.18%	-78.71%	-326.8%
% of Operating Profit	-7.28%	-3.0%
Other Income/Expense, Net		$753.0M
YoY Change		-1520.75%
Pretax Income	$2.030B	$3.705B	-$1.425B
YoY Change	-242.46%	-123.59%	63.98%
Income Tax	$469.0M	$915.0M	-$276.0M
% Of Pretax Income	23.1%	24.7%
Net Earnings	$1.537B	$2.322B	-$1.112B
YoY Change	-238.22%	-115.66%	-2.37%
Net Earnings / Revenue	19.36%	8.95%	-26.54%
Basic Earnings Per Share		$1.62
Diluted Earnings Per Share	$1.580M	$1.58	-$1.192M
COMMON SHARES
Basic Shares Outstanding		935.0M shares
Diluted Shares Outstanding		958.8M shares

Balance Sheet

Concept	2021 Q4	2021	2020 Q4
SHORT-TERM ASSETS
Cash & Short-Term Investments	$2.764B	$2.764B	$2.008B
YoY Change	37.65%	37.65%	-33.77%
Cash & Equivalents	$2.764B	$2.764B	$2.008B
Short-Term Investments
Other Short-Term Assets	$1.321B	$1.393B	$1.195B
YoY Change	10.54%	-50.21%	-16.55%
Inventory	$1.846B	$1.846B	$1.898B
Prepaid Expenses
Receivables	$4.208B	$4.208B	$2.100B
Other Receivables	$0.00	$0.00	$0.00
Total Short-Term Assets	$10.21B	$10.21B	$8.819B
YoY Change	15.78%	15.78%	-39.73%
LONG-TERM ASSETS
Property, Plant & Equipment	$60.66B	$60.66B	$65.89B
YoY Change	-7.94%	-9.4%	-19.87%
Goodwill
YoY Change
Intangibles
YoY Change
Long-Term Investments	$2.938B	$2.938B	$3.300B
YoY Change	-10.97%	-9.6%	-48.35%
Other Assets	$15.00M	$15.00M	$16.00M
YoY Change	-6.25%	-6.25%
Total Long-Term Assets	$64.83B	$64.83B	$71.25B
YoY Change	-9.01%	-9.01%	-23.03%
TOTAL ASSETS
Total Short-Term Assets	$10.21B	$10.21B	$8.819B
Total Long-Term Assets	$64.83B	$64.83B	$71.25B
Total Assets	$75.04B	$75.04B	$80.06B
YoY Change	-6.28%	-6.28%	-25.31%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$3.899B	$3.899B	$2.987B
YoY Change	30.53%	30.53%	-39.16%
Accrued Expenses	$4.046B	$3.844B	$3.570B
YoY Change	13.33%	-0.26%	-34.46%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00	$0.00
YoY Change
Long-Term Debt Due	$186.0M	$186.0M	$440.0M
YoY Change	-57.73%	-57.73%	762.75%
Total Short-Term Liabilities	$8.324B	$8.324B	$8.223B
YoY Change	1.23%	1.23%	-35.28%
LONG-TERM LIABILITIES
Long-Term Debt	$29.43B	$29.43B	$35.75B
YoY Change	-17.66%	-17.66%	-7.24%
Other Long-Term Liabilities	$3.159B	$9.915B	$3.001B
YoY Change	5.26%	-4.76%	-22.21%
Total Long-Term Liabilities	$32.59B	$39.35B	$38.75B
YoY Change	-15.89%	-14.75%	-8.61%
TOTAL LIABILITIES
Total Short-Term Liabilities	$8.324B	$8.324B	$8.223B
Total Long-Term Liabilities	$32.59B	$39.35B	$38.75B
Total Liabilities	$40.91B	$54.71B	$46.97B
YoY Change	-12.89%	-11.03%	-14.76%
SHAREHOLDERS EQUITY
Retained Earnings	$4.480B		$2.996B
YoY Change	49.53%		-85.15%
Common Stock	$16.97B		$16.77B
YoY Change	1.18%		10.58%
Preferred Stock
YoY Change
Treasury Stock (at cost)	$10.67B		$10.67B
YoY Change	0.08%		0.11%
Treasury Stock Shares	149.3M shares		149.1M shares
Shareholders Equity	$20.33B	$20.33B	$18.57B
YoY Change
Total Liabilities & Shareholders Equity	$75.04B	$75.04B	$80.06B
YoY Change	-6.28%	-6.28%	-25.31%

Cashflow Statement

Concept	2021 Q4	2021	2020 Q4
OPERATING ACTIVITIES
Net Income	$1.537B	$2.322B	-$1.112B
YoY Change	-238.22%	-115.66%	-2.37%
Depreciation, Depletion And Amortization	$1.966B	$8.447B	$1.754B
YoY Change	12.09%	4.32%	-22.77%
Cash From Operating Activities	$3.092B	$10.43B	$1.404B
YoY Change	120.23%	163.82%	-30.11%
INVESTING ACTIVITIES
Capital Expenditures	-$937.0M	$2.870B	-$614.0M
YoY Change	52.61%	13.21%	-71.72%
Acquisitions
YoY Change
Other Investing Activities	$886.0M	$1.617B	$2.193B
YoY Change	-59.6%	-5.77%	152.07%
Cash From Investing Activities	-$51.00M	-$1.253B	$1.579B
YoY Change	-103.23%	52.99%	-221.37%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net		-$23.00M
YoY Change		-81.15%
Debt Paid & Issued, Net		$6.834B
YoY Change
Cash From Financing Activities	-2.532B	-$8.572B	-2.863B
YoY Change	-11.56%	89.81%	14.57%
NET CHANGE
Cash From Operating Activities	3.092B	$10.43B	1.404B
Cash From Investing Activities	-51.00M	-$1.253B	1.579B
Cash From Financing Activities	-2.532B	-$8.572B	-2.863B
Net Change In Cash	509.0M	$609.0M	120.0M
YoY Change	324.17%	-144.13%	-106.7%
FREE CASH FLOW
Cash From Operating Activities	$3.092B	$10.43B	$1.404B
Capital Expenditures	-$937.0M	$2.870B	-$614.0M
Free Cash Flow	$4.029B	$7.564B	$2.018B
YoY Change	99.65%	432.68%	-51.72%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2021	dei	Document Type DocumentType	10-K
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CY2021	dei	Document Transition Report DocumentTransitionReport	false
CY2021	dei	Document Period End Date DocumentPeriodEndDate	2021-12-31
CY2021	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2021	dei	Entity File Number EntityFileNumber	1-9210
CY2021	dei	Entity Registrant Name EntityRegistrantName	Occidental Petroleum Corporation
CY2021	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2021	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	95-4035997
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CY2020	oxy	Class Of Warrant Or Right Value Issued ClassOfWarrantOrRightValueIssued	103000000	USD
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CY2021	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-1253000000	USD
CY2020	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-819000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-29027000000	USD
CY2021	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	31000000	USD
CY2020	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	134000000	USD
CY2019	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	10028000000	USD
CY2021	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	8000000	USD
CY2020	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	12000000	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	237000000	USD
CY2021	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	839000000	USD
CY2020	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	1845000000	USD
CY2019	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	2624000000	USD
CY2021	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	0	USD
CY2020	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	0	USD
CY2019	us-gaap	Payments To Minority Shareholders PaymentsToMinorityShareholders	257000000	USD
CY2021	oxy	Payments For Contract With Customer Liability Sale Of Future Royalties Financing Activities PaymentsForContractWithCustomerLiabilitySaleOfFutureRoyaltiesFinancingActivities	0	USD
CY2020	oxy	Payments For Contract With Customer Liability Sale Of Future Royalties Financing Activities PaymentsForContractWithCustomerLiabilitySaleOfFutureRoyaltiesFinancingActivities	386000000	USD
CY2019	oxy	Payments For Contract With Customer Liability Sale Of Future Royalties Financing Activities PaymentsForContractWithCustomerLiabilitySaleOfFutureRoyaltiesFinancingActivities	28000000	USD
CY2021	us-gaap	Payments For Proceeds From Derivative Instrument Financing Activities PaymentsForProceedsFromDerivativeInstrumentFinancingActivities	834000000	USD
CY2020	us-gaap	Payments For Proceeds From Derivative Instrument Financing Activities PaymentsForProceedsFromDerivativeInstrumentFinancingActivities	362000000	USD
CY2019	us-gaap	Payments For Proceeds From Derivative Instrument Financing Activities PaymentsForProceedsFromDerivativeInstrumentFinancingActivities	-120000000	USD
CY2021	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-80000000	USD
CY2020	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	-57000000	USD
CY2019	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	137000000	USD
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-8564000000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	-4508000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities Continuing Operations NetCashProvidedByUsedInFinancingActivitiesContinuingOperations	22196000000	USD
CY2021	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	-8000000	USD
CY2020	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	-8000000	USD
CY2019	us-gaap	Cash Provided By Used In Financing Activities Discontinued Operations CashProvidedByUsedInFinancingActivitiesDiscontinuedOperations	-3000000	USD
CY2021	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-8572000000	USD
CY2020	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-4516000000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	22193000000	USD
CY2021	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	609000000	USD
CY2020	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-1380000000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	541000000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2194000000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3574000000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3033000000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2803000000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2194000000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	3574000000	USD
CY2021	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	3	segment
CY2021Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	4200000000	USD
CY2020Q4	us-gaap	Accounts Receivable Net Current AccountsReceivableNetCurrent	2100000000	USD
CY2020Q4	us-gaap	Capitalized Exploratory Well Costs CapitalizedExploratoryWellCosts	211000000	USD
CY2019Q4	us-gaap	Capitalized Exploratory Well Costs CapitalizedExploratoryWellCosts	424000000	USD
CY2018Q4	us-gaap	Capitalized Exploratory Well Costs CapitalizedExploratoryWellCosts	112000000	USD
CY2021	oxy	Capitalized Exploratory Well Cost Purchase Allocation CapitalizedExploratoryWellCostPurchaseAllocation	0	USD
CY2020	oxy	Capitalized Exploratory Well Cost Purchase Allocation CapitalizedExploratoryWellCostPurchaseAllocation	0	USD
CY2019	oxy	Capitalized Exploratory Well Cost Purchase Allocation CapitalizedExploratoryWellCostPurchaseAllocation	231000000	USD
CY2021	us-gaap	Capitalized Exploratory Well Cost Additions Pending Determination Of Proved Reserves CapitalizedExploratoryWellCostAdditionsPendingDeterminationOfProvedReserves	163000000	USD
CY2020	us-gaap	Capitalized Exploratory Well Cost Additions Pending Determination Of Proved Reserves CapitalizedExploratoryWellCostAdditionsPendingDeterminationOfProvedReserves	122000000	USD
CY2019	us-gaap	Capitalized Exploratory Well Cost Additions Pending Determination Of Proved Reserves CapitalizedExploratoryWellCostAdditionsPendingDeterminationOfProvedReserves	383000000	USD
CY2021	us-gaap	Reclassification To Well Facilities And Equipment Based On Determination Of Proved Reserves ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves	67000000	USD
CY2020	us-gaap	Reclassification To Well Facilities And Equipment Based On Determination Of Proved Reserves ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves	309000000	USD
CY2019	us-gaap	Reclassification To Well Facilities And Equipment Based On Determination Of Proved Reserves ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves	230000000	USD
CY2021	us-gaap	Capitalized Exploratory Well Cost Charged To Expense1 CapitalizedExploratoryWellCostChargedToExpense1	94000000	USD
CY2020	us-gaap	Capitalized Exploratory Well Cost Charged To Expense1 CapitalizedExploratoryWellCostChargedToExpense1	26000000	USD
CY2019	us-gaap	Capitalized Exploratory Well Cost Charged To Expense1 CapitalizedExploratoryWellCostChargedToExpense1	72000000	USD
CY2021Q4	us-gaap	Capitalized Exploratory Well Costs CapitalizedExploratoryWellCosts	213000000	USD
CY2020Q4	us-gaap	Capitalized Exploratory Well Costs CapitalizedExploratoryWellCosts	211000000	USD
CY2019Q4	us-gaap	Capitalized Exploratory Well Costs CapitalizedExploratoryWellCosts	424000000	USD
CY2021Q4	us-gaap	Capitalized Costs Mineral Interests In Unproved Properties CapitalizedCostsMineralInterestsInUnprovedProperties	14800000000	USD
CY2020Q4	us-gaap	Capitalized Costs Mineral Interests In Unproved Properties CapitalizedCostsMineralInterestsInUnprovedProperties	18600000000	USD
CY2019	us-gaap	Asset Impairment Charges AssetImpairmentCharges	285000000	USD
CY2021Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	677000000	USD
CY2020Q4	us-gaap	Employee Related Liabilities Current EmployeeRelatedLiabilitiesCurrent	461000000	USD
CY2021Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	188000000	USD
CY2020Q4	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	189000000	USD
CY2021Q4	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	200000000	USD
CY2020Q4	us-gaap	Derivative Liabilities Current DerivativeLiabilitiesCurrent	1100000000	USD
CY2021	oxy	Estimated Period Often Taken For Investigations And Cleanup Measures For Comprehensive Environmental Response Compensation And Liability Act National Priorities List Sites Greater Than EstimatedPeriodOftenTakenForInvestigationsAndCleanupMeasuresForComprehensiveEnvironmentalResponseCompensationAndLiabilityActNationalPrioritiesListSitesGreaterThan	P10Y
CY2020Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	4130000000	USD
CY2019Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	4659000000	USD
CY2021	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	27000000	USD
CY2020	us-gaap	Asset Retirement Obligation Liabilities Incurred AssetRetirementObligationLiabilitiesIncurred	79000000	USD
CY2021	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	174000000	USD
CY2020	us-gaap	Asset Retirement Obligation Liabilities Settled AssetRetirementObligationLiabilitiesSettled	186000000	USD
CY2021	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	205000000	USD
CY2020	us-gaap	Asset Retirement Obligation Accretion Expense AssetRetirementObligationAccretionExpense	147000000	USD
CY2021	oxy	Asset Retirement Obligation Acquisitions And Other AssetRetirementObligationAcquisitionsAndOther	-53000000	USD
CY2020	oxy	Asset Retirement Obligation Acquisitions And Other AssetRetirementObligationAcquisitionsAndOther	-294000000	USD
CY2021	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	-109000000	USD
CY2020	us-gaap	Asset Retirement Obligation Revision Of Estimate AssetRetirementObligationRevisionOfEstimate	-275000000	USD
CY2021Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	4026000000	USD
CY2020Q4	us-gaap	Asset Retirement Obligation AssetRetirementObligation	4130000000	USD
CY2021Q4	us-gaap	Asset Retirement Obligation Current AssetRetirementObligationCurrent	339000000	USD
CY2020Q4	us-gaap	Asset Retirement Obligation Current AssetRetirementObligationCurrent	153000000	USD
CY2021	oxy	All Other Revenues AllOtherRevenues	-3000000	USD
CY2021	us-gaap	Interest Paid Net InterestPaidNet	1685000000	USD
CY2020	us-gaap	Interest Paid Net InterestPaidNet	1521000000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	912000000	USD
CY2021	us-gaap	Interest Costs Capitalized Adjustment InterestCostsCapitalizedAdjustment	61000000	USD
CY2020	us-gaap	Interest Costs Capitalized Adjustment InterestCostsCapitalizedAdjustment	84000000	USD
CY2019	us-gaap	Interest Costs Capitalized Adjustment InterestCostsCapitalizedAdjustment	89000000	USD
CY2021Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2764000000	USD
CY2020Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	2008000000	USD
CY2021Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	24000000	USD
CY2020Q4	us-gaap	Restricted Cash And Cash Equivalents At Carrying Value RestrictedCashAndCashEquivalentsAtCarryingValue	170000000	USD
CY2021Q4	us-gaap	Restricted Cash Equivalents Noncurrent RestrictedCashEquivalentsNoncurrent	15000000	USD
CY2020Q4	us-gaap	Restricted Cash Equivalents Noncurrent RestrictedCashEquivalentsNoncurrent	16000000	USD
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2803000000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	2194000000	USD
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	25959000000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	17130000000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	19192000000	USD
CY2020	oxy	All Other Revenues AllOtherRevenues	679000000	USD
CY2019	oxy	All Other Revenues AllOtherRevenues	1719000000	USD
CY2021	us-gaap	Revenues Revenues	25956000000	USD
CY2020	us-gaap	Revenues Revenues	17809000000	USD
CY2019	us-gaap	Revenues Revenues	20911000000	USD
CY2021	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	25959000000	USD
CY2020	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	17130000000	USD
CY2019	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	19192000000	USD
CY2021Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	96000000	USD
CY2020Q4	us-gaap	Inventory Raw Materials InventoryRawMaterials	70000000	USD
CY2021Q4	us-gaap	Other Inventory Supplies OtherInventorySupplies	783000000	USD
CY2020Q4	us-gaap	Other Inventory Supplies OtherInventorySupplies	848000000	USD
CY2021Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	1066000000	USD
CY2020Q4	us-gaap	Inventory Finished Goods InventoryFinishedGoods	1009000000	USD
CY2021Q4	us-gaap	Inventory Gross InventoryGross	1945000000	USD
CY2020Q4	us-gaap	Inventory Gross InventoryGross	1927000000	USD
CY2021Q4	us-gaap	Inventory Lifo Reserve InventoryLIFOReserve	99000000	USD
CY2020Q4	us-gaap	Inventory Lifo Reserve InventoryLIFOReserve	29000000	USD
CY2021Q4	us-gaap	Inventory Net InventoryNet	1846000000	USD
CY2020Q4	us-gaap	Inventory Net InventoryNet	1898000000	USD
CY2021Q4	us-gaap	Equity Method Investments EquityMethodInvestments	2900000000	USD
CY2020Q4	us-gaap	Equity Method Investments EquityMethodInvestments	3300000000	USD
CY2021	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	652000000	USD
CY2020	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	678000000	USD
CY2019	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	422000000	USD
CY2021Q4	us-gaap	Retained Earnings Undistributed Earnings From Equity Method Investees RetainedEarningsUndistributedEarningsFromEquityMethodInvestees	242000000	USD
CY2020Q4	us-gaap	Retained Earnings Undistributed Earnings From Equity Method Investees RetainedEarningsUndistributedEarningsFromEquityMethodInvestees	166000000	USD
CY2021Q4	us-gaap	Equity Method Investment Difference Between Carrying Amount And Underlying Equity EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity	667000000	USD
CY2021Q4	oxy	Equity Method Investment Difference Between Carrying Amountand Underlying Equity Relatedto Goodwill EquityMethodInvestmentDifferenceBetweenCarryingAmountandUnderlyingEquityRelatedtoGoodwill	347000000	USD
CY2021	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	261000000	USD
CY2020	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	301000000	USD
CY2019	us-gaap	Revenue From Related Parties RevenueFromRelatedParties	691000000	USD
CY2021	us-gaap	Related Party Transaction Purchases From Related Party RelatedPartyTransactionPurchasesFromRelatedParty	773000000	USD
CY2020	us-gaap	Related Party Transaction Purchases From Related Party RelatedPartyTransactionPurchasesFromRelatedParty	1112000000	USD
CY2019	us-gaap	Related Party Transaction Purchases From Related Party RelatedPartyTransactionPurchasesFromRelatedParty	463000000	USD
CY2021	us-gaap	Related Party Transaction Amounts Of Transaction RelatedPartyTransactionAmountsOfTransaction	942000000	USD
CY2020	us-gaap	Related Party Transaction Amounts Of Transaction RelatedPartyTransactionAmountsOfTransaction	1101000000	USD
CY2019	us-gaap	Related Party Transaction Amounts Of Transaction RelatedPartyTransactionAmountsOfTransaction	28000000	USD
CY2021Q4	us-gaap	Due From Related Parties DueFromRelatedParties	57000000	USD
CY2020Q4	us-gaap	Due From Related Parties DueFromRelatedParties	62000000	USD
CY2019Q4	us-gaap	Due From Related Parties DueFromRelatedParties	133000000	USD
CY2021Q4	us-gaap	Due To Related Parties Current And Noncurrent DueToRelatedPartiesCurrentAndNoncurrent	280000000	USD
CY2020Q4	us-gaap	Due To Related Parties Current And Noncurrent DueToRelatedPartiesCurrentAndNoncurrent	296000000	USD
CY2019Q4	us-gaap	Due To Related Parties Current And Noncurrent DueToRelatedPartiesCurrentAndNoncurrent	463000000	USD
CY2019Q4	us-gaap	Proceeds From Sale Of Real Estate ProceedsFromSaleOfRealEstate	565000000	USD
CY2021Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	28493000000	USD
CY2020Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	35235000000	USD
CY2021Q4	us-gaap	Debt Instrument Unamortized Discount Premium Net DebtInstrumentUnamortizedDiscountPremiumNet	-670000000	USD
CY2020Q4	us-gaap	Debt Instrument Unamortized Discount Premium Net DebtInstrumentUnamortizedDiscountPremiumNet	-748000000	USD
CY2021Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	135000000	USD
CY2020Q4	us-gaap	Deferred Finance Costs Net DeferredFinanceCostsNet	156000000	USD
CY2021Q4	us-gaap	Long Term Debt LongTermDebt	29028000000	USD
CY2020Q4	us-gaap	Long Term Debt LongTermDebt	35827000000	USD
CY2021Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	504000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	316000000	USD
CY2021Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	85000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	42000000	USD
CY2021Q4	us-gaap	Long Term Debt And Capital Lease Obligations Including Current Maturities LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities	29617000000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations Including Current Maturities LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities	36185000000	USD
CY2021Q4	oxy	Finance Lease Liability Current Maturities FinanceLeaseLiabilityCurrentMaturities	85000000	USD
CY2020Q4	oxy	Finance Lease Liability Current Maturities FinanceLeaseLiabilityCurrentMaturities	42000000	USD
CY2021Q4	oxy	Long Term Debt Current Maturities Excluding Finance Leases LongTermDebtCurrentMaturitiesExcludingFinanceLeases	101000000	USD
CY2020Q4	oxy	Long Term Debt Current Maturities Excluding Finance Leases LongTermDebtCurrentMaturitiesExcludingFinanceLeases	398000000	USD
CY2021Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	29431000000	USD
CY2020Q4	us-gaap	Long Term Debt And Capital Lease Obligations LongTermDebtAndCapitalLeaseObligations	35745000000	USD
CY2021Q4	us-gaap	Debt Instrument Carrying Amount DebtInstrumentCarryingAmount	28500000000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Next Twelve Months LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths	101000000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Two LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	465000000	USD
CY2021Q4	us-gaap	Long Term Debt Maturities Repayments Of Principal In Year Three LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	1700000000	USD
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CY2021Q4	oxy	Long Term Debt Maturity Year Five And After LongTermDebtMaturityYearFiveAndAfter	23700000000	USD
CY2020Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	35235000000	USD
CY2021Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	28493000000	USD
CY2019Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	37401000000	USD
CY2020Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	35235000000	USD
CY2021Q4	oxy	Variable Rate Debt As Percentage Of Long Term Debt Gross VariableRateDebtAsPercentageOfLongTermDebtGross	0.002
CY2020Q4	oxy	Variable Rate Debt As Percentage Of Long Term Debt Gross VariableRateDebtAsPercentageOfLongTermDebtGross	0.03
CY2021Q4	us-gaap	Finance Lease Liability FinanceLeaseLiability	589000000	USD
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	726000000	USD
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CY2020Q4	us-gaap	Finance Lease Right Of Use Asset FinanceLeaseRightOfUseAsset	365000000	USD
CY2021Q4	oxy	Lease Rightof Use Asset LeaseRightofUseAsset	1307000000	USD
CY2020Q4	oxy	Lease Rightof Use Asset LeaseRightofUseAsset	1427000000	USD
CY2021Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	186000000	USD
CY2020Q4	us-gaap	Operating Lease Liability Current OperatingLeaseLiabilityCurrent	473000000	USD
CY2021Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	85000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Current FinanceLeaseLiabilityCurrent	42000000	USD
CY2021Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	585000000	USD
CY2020Q4	us-gaap	Operating Lease Liability Noncurrent OperatingLeaseLiabilityNoncurrent	641000000	USD
CY2021Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	504000000	USD
CY2020Q4	us-gaap	Finance Lease Liability Noncurrent FinanceLeaseLiabilityNoncurrent	316000000	USD
CY2021Q4	oxy	Lease Liability LeaseLiability	1360000000	USD
CY2020Q4	oxy	Lease Liability LeaseLiability	1472000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	183000000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Next Twelve Months FinanceLeaseLiabilityPaymentsDueNextTwelveMonths	85000000	USD
CY2021Q4	oxy	Operating And Finance Lease Liability Payments Due Year One OperatingAndFinanceLeaseLiabilityPaymentsDueYearOne	268000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	128000000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Two FinanceLeaseLiabilityPaymentsDueYearTwo	84000000	USD
CY2021Q4	oxy	Operatingand Finance Lease Liability Payments Due Year Two OperatingandFinanceLeaseLiabilityPaymentsDueYearTwo	212000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	99000000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Three FinanceLeaseLiabilityPaymentsDueYearThree	82000000	USD
CY2021Q4	oxy	Operatingand Finance Lease Liability Payments Due Year Three OperatingandFinanceLeaseLiabilityPaymentsDueYearThree	181000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	78000000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Four FinanceLeaseLiabilityPaymentsDueYearFour	68000000	USD
CY2021Q4	oxy	Operatingand Finance Lease Liability Payments Due Year Four OperatingandFinanceLeaseLiabilityPaymentsDueYearFour	146000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	94000000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due Year Five FinanceLeaseLiabilityPaymentsDueYearFive	57000000	USD
CY2021Q4	oxy	Operatingand Finance Lease Liability Payments Due Year Five OperatingandFinanceLeaseLiabilityPaymentsDueYearFive	151000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	302000000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due After Year Five FinanceLeaseLiabilityPaymentsDueAfterYearFive	300000000	USD
CY2021Q4	oxy	Operatingand Finance Lease Liability Payments Dueafter Year Five OperatingandFinanceLeaseLiabilityPaymentsDueafterYearFive	602000000	USD
CY2021Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	884000000	USD
CY2021Q4	us-gaap	Finance Lease Liability Payments Due FinanceLeaseLiabilityPaymentsDue	676000000	USD
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CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	354000000	USD
CY2021	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	173000000	USD
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CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	33000000	USD
CY2021	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	36000000	USD
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CY2021	us-gaap	Current Foreign Tax Expense Benefit CurrentForeignTaxExpenseBenefit	660000000	USD
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CY2021	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	869000000	USD
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CY2021	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
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CY2020	us-gaap	Effective Income Tax Rate Reconciliation Minority Interest Income Expense EffectiveIncomeTaxRateReconciliationMinorityInterestIncomeExpense	0
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CY2021	oxy	Effective Income Tax Rate Reconciliation Stock Warrants Percent EffectiveIncomeTaxRateReconciliationStockWarrantsPercent	0
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CY2021	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.25
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CY2020Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	186000000	USD
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CY2021Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	3904000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	4465000000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards General Business DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness	698000000	USD
CY2020Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards General Business DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness	607000000	USD
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CY2020Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	720000000	USD
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CY2020Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	10040000000	USD
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CY2021Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	10500000000	USD
CY2020Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	11400000000	USD
CY2021Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Foreign DeferredTaxAssetsTaxCreditCarryforwardsForeign	3900000000	USD
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CY2021Q4	oxy	Deferred Tax Liabilities Undistributed Foreign Earnings Additional Amount Required DeferredTaxLiabilitiesUndistributedForeignEarningsAdditionalAmountRequired	219000000	USD
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CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2173000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	0	USD
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CY2020	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	36130000	shares
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CY2021	oxy	Stock Issued During Period Shares Stock Options Exercised And Other StockIssuedDuringPeriodSharesStockOptionsExercisedAndOther	336000	shares
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CY2021Q4	us-gaap	Stock Repurchase Program Number Of Shares Authorized To Be Repurchased StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased	185000000	shares
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CY2020	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2021	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	0	shares
CY2019	us-gaap	Treasury Stock Shares Acquired TreasuryStockSharesAcquired	2700000	shares
CY2019	us-gaap	Treasury Stock Acquired Average Cost Per Share TreasuryStockAcquiredAverageCostPerShare	66.94
CY2021Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	149300000	shares
CY2020Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	149100000	shares
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	208000000	USD
CY2019Q4	us-gaap	Treasury Stock Shares TreasuryStockShares	150300000	shares
CY2021Q4	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	200000000	USD
CY2021Q3	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	200000000	USD
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CY2021Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	100000	shares
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CY2020Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	100000	shares
CY2020Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	100000	shares
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CY2021	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	2790000000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-13533000000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-507000000	USD
CY2021	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-468000000	USD
CY2020	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-1298000000	USD
CY2019	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	-15000000	USD
CY2021	us-gaap	Profit Loss ProfitLoss	2322000000	USD
CY2020	us-gaap	Profit Loss ProfitLoss	-14831000000	USD
CY2019	us-gaap	Profit Loss ProfitLoss	-522000000	USD
CY2021	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	0	USD
CY2020	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	0	USD
CY2019	us-gaap	Net Income Loss Attributable To Noncontrolling Interest NetIncomeLossAttributableToNoncontrollingInterest	145000000	USD
CY2021	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	800000000	USD
CY2020	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	844000000	USD
CY2019	us-gaap	Preferred Stock Dividends And Other Adjustments PreferredStockDividendsAndOtherAdjustments	318000000	USD
CY2021	oxy	Net Income Loss Attributable To Common Stockholders NetIncomeLossAttributableToCommonStockholders	1522000000	USD
CY2020	oxy	Net Income Loss Attributable To Common Stockholders NetIncomeLossAttributableToCommonStockholders	-15675000000	USD
CY2019	oxy	Net Income Loss Attributable To Common Stockholders NetIncomeLossAttributableToCommonStockholders	-985000000	USD
CY2021	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	10000000	USD
CY2020	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	0	USD
CY2019	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	0	USD
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1512000000	USD
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-15675000000	USD
CY2021	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	60000000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-985000000	USD
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	935000000.0	shares
CY2020	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	918700000	shares
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CY2021	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.62
CY2020	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-17.06
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-1.22
CY2021	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	1512000000	USD
CY2020	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-15675000000	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	-985000000	USD
CY2021	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	935000000.0	shares
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CY2020	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
CY2019	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
CY2020	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	42000000	USD
CY2021	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	958800000	shares
CY2020	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	918700000	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	809500000	shares
CY2021	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.58
CY2020	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-17.06
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-1.22
CY2021	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	87000000	shares
CY2020	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	203000000	shares
CY2021Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	133000000	shares
CY2021Q4	oxy	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Awarded ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAwarded	16000000	shares
CY2021	oxy	Stock Issued During Period Number Of Shares Counted Against Issued Share Based Compensation StockIssuedDuringPeriodNumberOfSharesCountedAgainstIssuedShareBasedCompensation	3	shares
CY2021	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	287000000	USD
CY2020	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	202000000	USD
CY2019	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	43000000	USD
CY2021Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	225000000	USD
CY2021	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P1Y8M12D
CY2021	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	12.72
CY2019	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0	shares
CY2021	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0	shares
CY2020	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0	shares
CY2021	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	3	segment
CY2021	us-gaap	Revenues Revenues	25956000000	USD
CY2021	oxy	Income Loss From Continuing Operations Before Income Taxes After Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesAfterIncomeLossFromEquityMethodInvestments	3705000000	USD
CY2021	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	915000000	USD
CY2021	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	2790000000	USD
CY2021Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	2938000000	USD
CY2021	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	2931000000	USD
CY2021	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	8447000000	USD
CY2021Q4	us-gaap	Assets Assets	75036000000	USD
CY2020	us-gaap	Revenues Revenues	17809000000	USD
CY2020	oxy	Income Loss From Continuing Operations Before Income Taxes After Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesAfterIncomeLossFromEquityMethodInvestments	-15705000000	USD
CY2020	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-2172000000	USD
CY2020	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-13533000000	USD
CY2020Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	3250000000	USD
CY2020	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	2619000000	USD
CY2020	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	8097000000	USD
CY2020Q4	us-gaap	Assets Assets	80064000000	USD
CY2019	us-gaap	Revenues Revenues	20911000000	USD
CY2019	oxy	Income Loss From Continuing Operations Before Income Taxes After Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesAfterIncomeLossFromEquityMethodInvestments	354000000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	861000000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-507000000	USD
CY2019Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	6389000000	USD
CY2019	us-gaap	Property Plant And Equipment Additions PropertyPlantAndEquipmentAdditions	6453000000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	6140000000	USD
CY2019Q4	us-gaap	Assets Assets	107190000000	USD
CY2019	us-gaap	Severance Costs1 SeveranceCosts1	1000000000	USD
CY2019	oxy	Business Acquisition Crucial Seismic Data Costs BusinessAcquisitionCrucialSeismicDataCosts	401000000	USD
CY2019Q4	us-gaap	Business Acquisition Cost Of Acquired Entity Transaction Costs BusinessAcquisitionCostOfAcquiredEntityTransactionCosts	213000000	USD
CY2021	oxy	Pre Tax Adjustments Tax Effect PreTaxAdjustmentsTaxEffect	200000000	USD
CY2020	oxy	Pre Tax Adjustments Tax Effect PreTaxAdjustmentsTaxEffect	-1900000000	USD
CY2019	oxy	Pre Tax Adjustments Tax Effect PreTaxAdjustmentsTaxEffect	-245000000	USD
CY2021Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	59930000000	USD
CY2020Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	65889000000	USD
CY2019Q4	us-gaap	Property Plant And Equipment And Finance Lease Right Of Use Asset After Accumulated Depreciation And Amortization PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization	82230000000	USD
CY2021	dei	Auditor Name AuditorName	KPMG LLP
CY2021	dei	Auditor Location AuditorLocation	Houston, TX
CY2021	dei	Auditor Firm AuditorFirmId	185

Files In Submission

Name	View Source	Status
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$OXY
Occidental Petroleum Corp Stock $oxy

2021 Q4 Form 10-K Financial Statement

#000079746822000008 Filed on February 24, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$OXY Occidental Petroleum Corp Stock $oxy

2021 Q4 Form 10-K Financial Statement

#000079746822000008 Filed on February 24, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$OXY
Occidental Petroleum Corp Stock $oxy