Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 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 September 30, 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 September 30, 2020
Financial Assets: (1)
Crude Oil Swaps	$	—	$	20,316	$	—	$	20,316
Crude Oil Roll Differential Swaps	—		816		—		816
Natural Gas Liquids Swaps	—		4,394		—		4,394
Natural Gas Swaps	—		509		—		509
Financial Liabilities: (2)
Crude Oil Swaps	$	—	$	16,190	$	—	$	16,190
Crude Oil Roll Differential Swaps	—		5,074		—		5,074
Natural Gas Liquids Swaps	—		943		—		943
Natural Gas Swaps	—		4,405		—		4,405
Natural Gas Basis Swaps	—		5,389		—		5,389
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