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Derivative Financial Instruments and Hedging Activities - Schedule of Derivative Contracts Volume and Prices (Detail) | 12 Months Ended
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Dec. 31, 2020 Boe MMBTU $ / MMBTU $ / bbl
Natural Gas Swap Contract |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 208,333,140
Average price (in dollars per MMBTU) | 2.54
Natural Gas Swap Contract | Swap Contracts for 2021 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 197,383,140
Average price (in dollars per MMBTU) | 2.54
Natural Gas Swap Contract | Swap Contracts for 2022 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 10,950,000
Average price (in dollars per MMBTU) | 2.53
Natural Gas Swap Contract | Swaption Swap Contracts 2021 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 49,200,000
Average price (in dollars per MMBTU) | 2.51
Natural Gas 2-Way Collar Contracts |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 120,450,000
Ceiling, Average price (in dollars per MMBTU) | 2.99
Floor, Average price (in dollars per MMBTU) | 2.46
Natural Gas 2-Way Collar Contracts | Collar Contracts for 2021 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 115,050,000
Ceiling, Average price (in dollars per MMBTU) | 2.97
Floor, Average price (in dollars per MMBTU) | 2.46
Natural Gas 2-Way Collar Contracts | Collar Contract for 2022 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 5,400,000
Ceiling, Average price (in dollars per MMBTU) | 3.48
Floor, Average price (in dollars per MMBTU) | 2.53
Natural Gas Swaptions Contracts, in MMBTU |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 65,700,000
Average price (in dollars per MMBTU) | 2.51
Natural Gas Swaptions Contracts, in MMBTU | Swap Contracts for 2021 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 16,500,000
Average price (in dollars per MMBTU) | 2.50
Natural Gas Swaptions Contracts, in MMBTU | Swap Contracts for 2022 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 49,200,000
Average price (in dollars per MMBTU) | 2.51
Crude Oil Contracts, in Barrels |
Derivative [Line Items] |
Volume (in MMBTU) | Boe | 182,500
Ceiling, Average price (in dollars per MMBTU) | $ / bbl | 45.00
Floor, Average price (in dollars per MMBTU) | $ / bbl | 40.00
Crude Oil Contracts, in Barrels | Collar Contracts for 2021 |
Derivative [Line Items] |
Volume (in MMBTU) | Boe | 182,500
Ceiling, Average price (in dollars per MMBTU) | $ / bbl | 45.00
Floor, Average price (in dollars per MMBTU) | $ / bbl | 40.00
Crude Oil Contracts, in Barrels | Collar Contract for 2022 |
Derivative [Line Items] |
Volume (in MMBTU) | Boe | 0
Ceiling, Average price (in dollars per MMBTU) | $ / bbl | 0
Floor, Average price (in dollars per MMBTU) | $ / bbl | 0
Natural Gas Swaptions Call Contracts | Swaption Contracts March 2021 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 16,500,000
Average price (in dollars per MMBTU) | 2.50
Natural Gas Swaptions Call Contracts | Swaption Contracts 2022 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 49,200,000
Average price (in dollars per MMBTU) | 2.51
Natural Gas Swaptions Call Contracts | Swaption Contracts March 2021 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 5,400,000
Average price (in dollars per MMBTU) | 2.50
Natural Gas Swaptions Call Contracts | Swaption Contracts October 2021 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 36,500,000
Average price (in dollars per MMBTU) | 2.52
Natural Gas Swaptions Call Contracts | Swaption Contracts November 2021 |
Derivative [Line Items] |
Volume (in MMBTU) | MMBTU | 7,300,000
Average price (in dollars per MMBTU) | 2.50

X
- Definition The average cap rate on a group of price risk derivatives such as caps or collars. 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 The average floor rate on a group of price risk derivatives such as floors or collars. 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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