Name:	eog_FinancialStandbyLetterOfCredit
Namespace Prefix:	eog_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

Guarantee by the parent company of interest and principal due under debt obligations issued by consolidated subsidiary companies through the use if letters of credit.

No definition available.

Name:	eog_GuaranteeObligationsSubsidiaryCurrent
Namespace Prefix:	eog_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The amount of payment guarantees to which a parent commits on behalf of its subsidiaries, such guarantees being secured by letters of credit.

No definition available.

Name:	eog_SubsidiaryPaymentObligationsGuaranteed
Namespace Prefix:	eog_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	eog_TotalMinimumCommitmentsAbstract
Namespace Prefix:	eog_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

The aggregate amount of payments due in the fourth and fifth year after the balance sheet date to reduce an unrecorded unconditional purchase obligation

No definition available.

Name:	eog_UnrecordedUnconditionalPurchaseObligationDueInFourthAndFifthYear
Namespace Prefix:	eog_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The aggregate amount of payments due in the second and third year after the balance sheet date to reduce an unrecorded unconditional purchase obligation

No definition available.

Name:	eog_UnrecordedUnconditionalPurchaseObligationDueInSecondAndThirdYear
Namespace Prefix:	eog_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

No definition available.

Name:	us-gaap_LeaseAndRentalExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing in the next fiscal year following the latest fiscal year.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 440

-SubTopic 10

-Section 50

-Paragraph 4

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6394976&loc=d3e25336-109308

Name:	us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of the unrecorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts).

Name:	us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of the fixed and determinable portion of the unrecorded unconditional purchase obligation maturing after the fifth fiscal year following the latest fiscal year.