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This element represents the length of the entity's South oil company contract.

No definition available.

Name:	oxy_LengthOfContracts
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This element represents the percentage of ownership interest in a subsidiary entity after all transactions to acquire ownership interests.

No definition available.

Name:	oxy_PercentageOfInterestInSubsidiaryAfterAllTransactions
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- Details

Name:	us-gaap_BusinessAcquisitionLineItems
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Pretax gain (loss), not previously recognized and resulting from the sale of a business component, which is recognized at the date of sale. A gain (loss) reflects the amount by which the consideration received exceeds (is exceeded by) the net carrying amount (reflecting previous provisions for loss on disposal, if any) of the disposal group.

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-Publisher FASB

-Name Accounting Standards Codification

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Pretax income (loss) from operations of a business component (exclusive of any gain (loss) on disposal, or provision therefore) during the reporting period, until its disposal.

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-Publisher FASB

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Amount of sales or other form of revenues attributable to the disposal group, including a component of the entity (discontinued operation), during the reporting period.

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-Publisher FASB

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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-Publisher AICPA

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-Publisher FASB

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The value of all consideration given or received by the Entity in the significant acquisition or disposal.

No definition available.