Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2020

Fair Value Disclosures [Abstract]

Fair Value Assets and Liabilities Measured On Recurring Basis

The following table provides fair value measurement information within the fair value hierarchy for certain of EOG's financial assets and liabilities carried at fair value on a recurring basis at March 31, 2020 and December 31, 2019 (in thousands):

	Fair Value Measurements Using:
	Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total
At March 31, 2020
Financial Assets: (1)
Crude Oil Swaps	$	—	$	898,090	$	—	$	898,090
Crude Oil Basis Swaps	—		888		—		888
Crude Oil Roll Differential Swaps	—		7,255		—		7,255
Natural Gas Liquids Swaps	—		30,822		—		30,822
Natural Gas Collars	—		3,678		—		3,678
Financial Liabilities:
Crude Oil Basis Swaps	$	—	$	93	$	—	$	93
Natural Gas Basis Swaps	—		7,712		—		7,712
At December 31, 2019
Financial Assets: (1)
Natural Gas Liquids Swaps	$	—	$	3,401	$	—	$	3,401
Natural Gas Basis Swaps	—		970		—		970
Financial Liabilities: (2)
Crude Oil Swaps	$	—	$	23,266	$	—	$	23,266