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Derivative Financial Instruments and Hedging Activities (Tables) | 12 Months Ended
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Dec. 31, 2021
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Schedule of Gas Derivative Contracts Volume and Prices | The Company had the following outstanding natural gas price derivative financial instruments at December 31, 2021:
| Future Production Period Ending December 31, |  |
| 2022 |  |  | 2023 |  | Total
Natural Gas Swap Contracts: |  |  |  |  |  |
Volume (MMBtu) | 121,300,000 |  |  |  | — |  |  | 121,300,000 |
Average Price per MMBtu | $2.67 |  |  |  |  |  | $2.67 |
Natural Gas Collar Contracts: |  |  |  |  |  |
Volume (MMBtu) | 140,925,000 |  |  |  | 6,750,000 |  |  | 147,675,000 |
Price per MMBtu: |  |  |  |  |  |
Average Ceiling | $3.91 |  |  |  | $4.03 |  |  | $3.92 |
Average Floor | $2.62 |  |  |  | $2.67 |  |  | $2.63 |
Natural Gas Basis Swap Contracts: |  |  |  |  |  |
Volume (MMBtu) | 10,950,000 |  | (1) |  | — |  |  | 10,950,000 |
Average Price per MMBtu | ($0.16) |  | (1) |  |  |  | ($0.16) |
_______________ (1)Contracts fix the differentials between NYMEX Henry Hub and the Columbia Gulf Mainline indices.
Schedule of Derivative Instruments | The aggregate fair value of the Company's derivative financial instruments are presented on a gross basis in the accompanying consolidated balance sheets. The classification of derivative financial instruments between assets and liabilities, consists of the following:
|  |  |  | As of December 31,
Type |  | Consolidated Balance Sheet Location |  | 2021 |  | 2020
|  |  |  | (in thousands)
Asset Derivative Financial Instruments: |  |  |  |  |  |
Natural gas price derivatives |  | Derivative Financial Instruments – current |  | $ | 4,528 |  |  | $ | 8,913 |
Oil price derivatives |  | Derivative Financial Instruments – current |  | 730 |  |  | — |
|  |  |  | $ | 5,258 |  |  | $ | 8,913 |
Natural gas price derivatives |  | Derivative Financial Instruments – long-term |  | $ | — |  |  | $ | 661 |
Liability Derivative Financial Instruments: |  |  |  |  |  |
Natural gas price derivatives |  | Derivative Financial Instruments – current |  | $ | 181,215 |  |  | $ | 45,158 |
Oil price derivatives |  | Derivative Financial Instruments – current |  | 730 |  |  | 831 |
Interest rate derivatives |  | Derivative Financial Instruments – current |  | — |  |  | 1,016 |
|  |  |  | $ | 181,945 |  |  | $ | 47,005 |
Natural gas price derivatives |  | Derivative Financial Instruments – long-term |  | $ | 4,042 |  |  | $ | 1,308 |
Interest rate derivatives |  | Derivative Financial Instruments – long-term |  | — |  |  | 1,056 |
|  |  |  | $ | 4,042 |  |  | $ | 2,364 |
Schedule of Gains and Losses from Derivative Financial Instruments | Gains and losses related to the change in the fair value of the Company's derivative contracts recognized in the consolidated statement of operations were as follows:
|  | Year Ended December 31,
Gain/(Loss) Recognized in Earnings on Derivatives |  | 2021 |  | 2020 |  | 2019
|  | (In thousands)
Natural gas price derivatives |  | $ | (555,636) |  |  | $ | 353 |  |  | $ | 60,694 |
Oil price derivatives |  | (7,247) |  |  | 12,059 |  |  | (8,959) |
Interest rate derivatives |  | 2,235 |  |  | (2,461) |  |  | — |
|  | $ | (560,648) |  |  | $ | 9,951 |  |  | $ | 51,735 |

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- Definition Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4E -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624181-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624171-113959 + Details
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- Definition Tabular disclosure of pertinent information about a derivative or group of derivatives on a disaggregated basis, such as for individual instruments, or small groups of similar instruments. May include a combination of the type of instrument, risks being hedged, notional amount, hedge designation, related hedged item, inception date, maturity date, or other relevant item. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=125515794&loc=d3e41620-113959 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=125515794&loc=d3e41638-113959 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=125515794&loc=d3e41678-113959 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=125515794&loc=d3e41641-113959 Reference 8: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5624171-113959 Reference 9: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579240-113959 + Details
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