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Fair Value Measurements - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) $ in Thousands | Dec. 31, 2018 USD ($)
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Fair Value, Assets and Liabilities Measured on Recurring Basis |
Derivative assets | $ 5,286
Fair Value, Measurements, Recurring |
Fair Value, Assets and Liabilities Measured on Recurring Basis |
Netting adjustments, assets | 0
Assets at fair value | 5,286
Fair Value, Measurements, Recurring | Commodity derivative contracts |
Fair Value, Assets and Liabilities Measured on Recurring Basis |
Netting adjustments, assets | 0
Assets at fair value | 5,286
Fair Value, Measurements, Recurring | Fair Value Measurements Level 1 |
Fair Value, Assets and Liabilities Measured on Recurring Basis |
Derivative assets | 0
Fair Value, Measurements, Recurring | Fair Value Measurements Level 1 | Commodity derivative contracts |
Fair Value, Assets and Liabilities Measured on Recurring Basis |
Derivative assets | 0
Fair Value, Measurements, Recurring | Fair Value Measurements Level 2 |
Fair Value, Assets and Liabilities Measured on Recurring Basis |
Derivative assets | 5,286
Fair Value, Measurements, Recurring | Fair Value Measurements Level 2 | Commodity derivative contracts |
Fair Value, Assets and Liabilities Measured on Recurring Basis |
Derivative assets | 5,286
Fair Value, Measurements, Recurring | Fair Value Measurements Level 3 |
Fair Value, Assets and Liabilities Measured on Recurring Basis |
Derivative assets | 0
Fair Value, Measurements, Recurring | Fair Value Measurements Level 3 | Commodity derivative contracts |
Fair Value, Assets and Liabilities Measured on Recurring Basis |
Derivative assets | $ 0

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- Definition Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, and obligation to return cash collateral under master netting arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226003-175313 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 + Details
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