Divestitures (Details) - USD ($) $ in Millions	6 Months Ended
Jun. 30, 2016	Jun. 30, 2015
Discontinued Operations and Disposal Groups [Abstract]
Proceeds from Sales of Producing Properties, Acreage and Other Assets	$ 253	$ 116
Book Value of Assets Held for Sale	92
Book Value of Liabilities Related to Assets Held for Sale	$ 23

Estimated proceeds from the sale of producing properties and acreage.

No definition available.

Name:	eog_Estimatedproceedsfromsalesofproducingpropertiesandacreage
Namespace Prefix:	eog_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration