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v3.19.3.a.u2

Fair Value Measurements (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Proved Oil and Gas Properties, Other Property, Plant and Equipment and Other Assets [Abstract] |  |
Proved oil and gas properties, other property, plant and equipment and other assets, carrying amount | $ 998,000 | $ 482,000
Proved oil and gas properties, other property, plant and equipment and other assets written down during the period - fair value at end of period | 701,000 | 308,000
Pretax impairment charges for proved oil and gas properties and other assets, in which EOG utilized an accepted offer from a third-party purchaser | 152,000 | 104,000
Pretax impairment charge for a commodity price-related write-down of other assets | 90,000 | 49,000
Pretax impairment charges for proved oil and gas properties, other property, plant and equipment and other assets | 297,000 | 174,000
Debt Disclosure [Abstract] |  |
Aggregate Principal Amount of Current and Long-Term Debt | 5,140,000 | 6,040,000
Debt Instrument, Fair Value Disclosure | 5,452,000 | 6,027,000
Assets From Price Risk Management Activities [Member] |  |
Financial Assets: |  |
Assets, Fair Value Disclosure | 1,000 | 24,000
Liabilities From Price Risk Management Activities [Member] |  |
Financial Liabilities: |  |
Liabilities, Fair Value Disclosure | 20,000 |
Commodity Contract [Member] | Crude Oil [Member] | Price Swap [Member] |  |
Financial Assets: |  |
Assets, Fair Value Disclosure |  | 23,806
Financial Liabilities: |  |
Liabilities, Fair Value Disclosure | 23,266 |
Commodity Contract [Member] | Crude Oil [Member] | Price Swap [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Financial Assets: |  |
Assets, Fair Value Disclosure |  | 0
Financial Liabilities: |  |
Liabilities, Fair Value Disclosure | 0 |
Commodity Contract [Member] | Crude Oil [Member] | Price Swap [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Financial Assets: |  |
Assets, Fair Value Disclosure |  | 23,806
Financial Liabilities: |  |
Liabilities, Fair Value Disclosure | 23,266 |
Commodity Contract [Member] | Crude Oil [Member] | Price Swap [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Financial Assets: |  |
Assets, Fair Value Disclosure |  | $ 0
Financial Liabilities: |  |
Liabilities, Fair Value Disclosure | 0 |
Commodity Contract [Member] | Natural Gas Liquids | Price Swap [Member] |  |
Financial Assets: |  |
Assets, Fair Value Disclosure | 3,401 |
Commodity Contract [Member] | Natural Gas Liquids | Price Swap [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Financial Assets: |  |
Assets, Fair Value Disclosure | 0 |
Commodity Contract [Member] | Natural Gas Liquids | Price Swap [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Financial Assets: |  |
Assets, Fair Value Disclosure | 3,401 |
Commodity Contract [Member] | Natural Gas Liquids | Price Swap [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Financial Assets: |  |
Assets, Fair Value Disclosure | 0 |
Commodity Contract [Member] | Natural Gas [Member] | Basis Swaps [Member] |  |
Financial Assets: |  |
Assets, Fair Value Disclosure | 970 |
Commodity Contract [Member] | Natural Gas [Member] | Basis Swaps [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Financial Assets: |  |
Assets, Fair Value Disclosure | 0 |
Commodity Contract [Member] | Natural Gas [Member] | Basis Swaps [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Financial Assets: |  |
Assets, Fair Value Disclosure | 970 |
Commodity Contract [Member] | Natural Gas [Member] | Basis Swaps [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Financial Assets: |  |
Assets, Fair Value Disclosure | $ 0 |

X
- Definition The expense recorded to reduce the value of property, plant and equipment to estimated fair value when circumstances indicate such property, plant and equipment has been impaired and to reduce the value of oil and gas assets consisting of proved properties as the estimate of future successful production from these properties is reduced. + References No definition available. + Details
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- Definition The expense recorded to reduce the value of oil and gas assets consisting of proved properties as the estimate of future successful production from these properties is reduced. + References No definition available. + Details
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