Oil and Gas Exploration and Production Industries Disclosures, Results Of Operations (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]
Crude Oil and Condensate, Natural Gas Liquids and Natural Gas Revenues	$ 10,755,646	[1]	$ 7,958,376	[1]	$ 6,858,188	[1]
Other	56,507	[1]	41,162	[1]	33,173	[1]
Total	10,812,153	[1]	7,999,538	[1]	6,891,361	[1]
Exploration Costs	161,346	[1]	185,569	[1]	171,658	[1]
Dry Hole Costs	74,655		14,970	[1]	53,230	[1]
Transportation Costs	853,044	[1]	601,431	[1]	430,322	[1]
Production Costs	1,706,222	[1]	1,468,628	[1]	1,332,210	[1]
Impairments	286,941	[1]	1,270,735	[1]	1,031,037	[1]
Depreciation, Depletion and Amortization	3,498,010	[1]	3,024,514	[1]	2,393,814	[1]
Income (Loss) Before Income Taxes	4,231,935	[1]	1,433,691	[1]	1,479,090	[1]
Tax Provision (Benefit)	1,490,532	[1]	722,906	[1]	637,868	[1]
Results of Operations	2,741,403	[1]	710,785	[1]	841,222	[1]
United States [Member]
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]
Crude Oil and Condensate, Natural Gas Liquids and Natural Gas Revenues	9,897,701	[1]	7,048,572	[1]	5,814,942	[1]
Other	51,713	[1]	40,780	[1]	32,329	[1]
Total	9,949,414	[1]	7,089,352	[1]	5,847,271	[1]
Exploration Costs	141,286	[1]	162,152	[1]	148,199	[1]
Dry Hole Costs	14,276		1,772	[1]	30,521	[1]
Transportation Costs	841,567	[1]	591,547	[1]	421,060	[1]
Production Costs	1,494,791	[1]	1,264,633	[1]	1,096,955	[1]
Impairments	178,718	[1]	294,172	[1]	575,976	[1]
Depreciation, Depletion and Amortization	3,122,858	[1]	2,637,500	[1]	2,011,080	[1]
Income (Loss) Before Income Taxes	4,155,918	[1]	2,137,576	[1]	1,563,480	[1]
Tax Provision (Benefit)	1,486,445	[1]	761,459	[1]	569,153	[1]
Results of Operations	2,669,473	[1]	1,376,117	[1]	994,327	[1]
Canada [Member]
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]
Crude Oil and Condensate, Natural Gas Liquids and Natural Gas Revenues	319,880	[1]	321,597	[1]	459,853	[1]
Other	4,770	[1]	367	[1]	258	[1]
Total	324,650	[1]	321,964	[1]	460,111	[1]
Exploration Costs	11,203	[1]	13,350	[1]	10,479	[1]
Dry Hole Costs	9,579		1,570	[1]	432	[1]
Transportation Costs	9,694	[1]	7,511	[1]	5,969	[1]
Production Costs	154,947	[1]	154,509	[1]	174,973	[1]
Impairments	84,934	[1]	976,563	[1]	452,103	[1]
Depreciation, Depletion and Amortization	179,520	[1]	222,366	[1]	258,772	[1]
Income (Loss) Before Income Taxes	(125,227)	[1]	(1,053,905)	[1]	(442,617)	[1]
Tax Provision (Benefit)	(32,295)	[1]	(136,105)	[1]	(121,044)	[1]
Results of Operations	(92,932)	[1]	(917,800)	[1]	(321,573)	[1]
Trinidad [Member]
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]
Crude Oil and Condensate, Natural Gas Liquids and Natural Gas Revenues	517,482	[1]	565,030	[1]	555,143	[1]
Other	24	[1]	15	[1]	586	[1]
Total	517,506	[1]	565,045	[1]	555,729	[1]
Exploration Costs	2,345	[1]	2,262	[1]	2,520	[1]
Dry Hole Costs	4,478		0	[1]	0	[1]
Transportation Costs	659	[1]	1,104	[1]	1,620	[1]
Production Costs	43,279	[1]	37,792	[1]	49,318	[1]
Impairments	14,274	[1]	0	[1]	0	[1]
Depreciation, Depletion and Amortization	181,637	[1]	146,690	[1]	106,802	[1]
Income (Loss) Before Income Taxes	270,834	[1]	377,197	[1]	395,469	[1]
Tax Provision (Benefit)	103,313	[1]	119,442	[1]	202,815	[1]
Results of Operations	167,521	[1]	257,755	[1]	192,654	[1]
Other International [Member]
Results of Operations for Oil and Gas Producing Activities, by Geographic Area [Line Items]
Crude Oil and Condensate, Natural Gas Liquids and Natural Gas Revenues	20,583	[1],[2]	23,177	[1],[2]	28,250	[1],[2]
Other	0	[1],[2]	0	[1],[2]	0	[1],[2]
Total	20,583	[1],[2]	23,177	[1],[2]	28,250	[1],[2]
Exploration Costs	6,512	[1],[2]	7,805	[1],[2]	10,460	[1],[2]
Dry Hole Costs	46,322	[2]	11,628	[1],[2]	22,277	[1],[2]
Transportation Costs	1,124	[1],[2]	1,269	[1],[2]	1,673	[1],[2]
Production Costs	13,205	[1],[2]	11,694	[1],[2]	10,964	[1],[2]
Impairments	9,015	[1],[2]	0	[1],[2]	2,958	[1],[2]
Depreciation, Depletion and Amortization	13,995	[1],[2]	17,958	[1],[2]	17,160	[1],[2]
Income (Loss) Before Income Taxes	(69,590)	[1],[2]	(27,177)	[1],[2]	(37,242)	[1],[2]
Tax Provision (Benefit)	(66,931)	[1],[2]	(21,890)	[1],[2]	(13,056)	[1],[2]
Results of Operations	$ (2,659)	[1],[2]	$ (5,287)	[1],[2]	$ (24,186)	[1],[2]

[1] Excludes gains or losses on the mark-to-market of financial commodity derivative contracts, gains or losses on sales of reserves and related assets, interest charges and general corporate expenses for each of the three years in the period ended December 31, 2013.

[2] Other International primarily consists of EOG's United Kingdom, China and Argentina operations.