Annual report pursuant to Section 13 and 15(d)

Derivative Instruments - Schedule of Derivative Instruments (Details)

v3.20.4
Derivative Instruments - Schedule of Derivative Instruments (Details)
 12 Months Ended
Dec. 31, 2020
MMBTU
$ / MMBTU
NYMEX Henry Hub Swap - 2021  
Derivative [Line Items]  
Daily Volume (MMBtu/day) | MMBTU 410,000
Weighted average price of derivative swap (usd per MMBtu or Bbls) 2.75
N Y M E X Henry Hub2021  
Derivative [Line Items]  
Daily Volume (MMBtu/day) | MMBTU 250,000
N Y M E X Henry Hub2021 | Minimum  
Derivative [Line Items]  
Weighted average price of derivative swap (usd per MMBtu or Bbls) 2.46
N Y M E X Henry Hub2021 | Maximum  
Derivative [Line Items]  
Weighted average price of derivative swap (usd per MMBtu or Bbls) 2.81
N Y M E X Henry Hub2022  
Derivative [Line Items]  
Daily Volume (MMBtu/day) | MMBTU 20,000
N Y M E X Henry Hub2022 | Minimum  
Derivative [Line Items]  
Weighted average price of derivative swap (usd per MMBtu or Bbls) 2.80
N Y M E X Henry Hub2022 | Maximum  
Derivative [Line Items]  
Weighted average price of derivative swap (usd per MMBtu or Bbls) 3.40
NYMEX Henry Hub Swap 2022 | Call option | Short  
Derivative [Line Items]  
Daily Volume (MMBtu/day) | MMBTU 153,000
Weighted average price of derivative swap (usd per MMBtu or Bbls) 2.90
NYMEX Henry Hub Swap 2023 | Call option | Short  
Derivative [Line Items]  
Daily Volume (MMBtu/day) | MMBTU 628,000
Weighted average price of derivative swap (usd per MMBtu or Bbls) 2.90
Rex Zone 3  
Derivative [Line Items]  
Daily Volume (MMBtu/day) | MMBTU 35,000
Weighted average price of derivative swap (usd per MMBtu or Bbls) (0.21)
Tetco M2  
Derivative [Line Items]  
Daily Volume (MMBtu/day) | MMBTU 60,000
Weighted average price of derivative swap (usd per MMBtu or Bbls) (0.67)