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Derivative Financial Instruments (Details) - Open costless collar contracts $ in Thousands | Mar. 31, 2017 USD ($) MMBTU bbl $ / MMBTU $ / bbl
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Summary of contracts for oil and natural gas |
Fair Value of Asset (Liability) | $ (4,323)
Oil, Calculation Period 04/01/2017 - 12/31/2017 |
Summary of contracts for oil and natural gas |
Notional Quantity (Bbl or MMBtu) | bbl | 3,690,000
Weighted Average Price Floor ($/Bbl or $/MMBtu) | $ / bbl | 45.17
Weighted Average Price Ceiling ($/Bbl or $/MMBtu) | $ / bbl | 55.75
Fair Value of Asset (Liability) | $ (3,493)
Oil, Calculation Period 01/01/2018 - 12/31/2018 |
Summary of contracts for oil and natural gas |
Notional Quantity (Bbl or MMBtu) | bbl | 1,920,000
Weighted Average Price Floor ($/Bbl or $/MMBtu) | $ / bbl | 43.91
Weighted Average Price Ceiling ($/Bbl or $/MMBtu) | $ / bbl | 63.44
Fair Value of Asset (Liability) | $ 2,205
Natural Gas, Calculation Period 04/01/2017 - 12/31/2017 |
Summary of contracts for oil and natural gas |
Notional Quantity (Bbl or MMBtu) | MMBTU | 18,810,000
Weighted Average Price Floor ($/Bbl or $/MMBtu) | $ / MMBTU | 2.51
Weighted Average Price Ceiling ($/Bbl or $/MMBtu) | $ / MMBTU | 3.60
Fair Value of Asset (Liability) | $ (2,502)
Natural Gas, Calculation Period 01/01/2018 - 12/31/2018 |
Summary of contracts for oil and natural gas |
Notional Quantity (Bbl or MMBtu) | MMBTU | 13,200,000
Weighted Average Price Floor ($/Bbl or $/MMBtu) | $ / MMBTU | 2.53
Weighted Average Price Ceiling ($/Bbl or $/MMBtu) | $ / MMBTU | 3.68
Fair Value of Asset (Liability) | $ (533)

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- Definition Aggregate notional amount of derivative expressed in nonmonetary units. For example, the number of barrels specified in a fuel oil forward purchase contract. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Open costless collar contracts for oil and natural gas. + References No definition available. + Details
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- Definition Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 + Details
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- Definition The cap rate on a price risk derivative such as a cap or collar. A payment or receipt is triggered if the market rate exceeds the cap rate on the contract. + References No definition available. + Details
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- Definition Floor rate on a price risk derivative such as a floor or a collar. A payment or receipt is triggered if the market rate falls below the floor rate on the contract. + References No definition available. + Details
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