Commodity Derivatives (Details 3) $ in Thousands	Jun. 30, 2019 USD ($)
Commodity derivative asset - current [Member]
Derivatives, Fair Value [Line Items]
Gross Recognized Assets	$ 6,176
Gross Amounts Offset	(1,030)
Net Recognized Fair Value Assets	5,146
Commodity derivative asset - non-current [Member]
Derivatives, Fair Value [Line Items]
Gross Recognized Assets	2,792
Gross Amounts Offset	(1,210)
Net Recognized Fair Value Assets	1,582
Total derivative assets [Member]
Derivatives, Fair Value [Line Items]
Gross Recognized Assets	8,968
Gross Amounts Offset	(2,240)
Net Recognized Fair Value Assets	6,728
Commodity derivative liability - current [Member]
Derivatives, Fair Value [Line Items]
Gross Recognized Liabilities	1,132
Gross Amounts Offset	(1,030)
Net Recognized Fair Value Liabilities	(102)
Commodity derivative liability - non-current [Member]
Derivatives, Fair Value [Line Items]
Gross Recognized Liabilities	1,210
Gross Amounts Offset	(1,210)
Net Recognized Fair Value Liabilities
Total derivative liabilities [Member]
Derivatives, Fair Value [Line Items]
Gross Recognized Liabilities	2,342
Gross Amounts Offset	(2,240)
Net Recognized Fair Value Liabilities	$ (102)

Amount of obligation to return cash collateral under master netting arrangements offset against derivative assets.

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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.

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Fair value, after the effects of master netting arrangements, of a 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. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value, before effects of master netting arrangements, of a 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. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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Fair value, after the effects of master netting arrangements, of a financial liability or 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. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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Amount of right to receive cash collateral under master netting arrangements offset against derivative liabilities.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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