Quarterly report pursuant to Section 13 or 15(d)

DERIVATIVE FINANCIAL INSTRUMENTS - Summary of Open Commodity Derivative Contracts (Details)

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DERIVATIVE FINANCIAL INSTRUMENTS - Summary of Open Commodity Derivative Contracts (Details)
 6 Months Ended
Jun. 30, 2023
MMBTU
$ / MMBTU
NYMEX Natural Gas Henry Hub Call | July 2023 - Dec 2023  
Average daily volume 35,288
Total Volumes 12,880,000
NYMEX Natural Gas Henry Hub Call | July 2023 - Dec 2023 | Call Option  
Weighted Price (in dollars per share) | $ / MMBTU 7.50
NYMEX Natural Gas Henry Hub Call | Jan 2024 - Dec 2024  
Average daily volume 65,000
Total Volumes 23,790,000
NYMEX Natural Gas Henry Hub Call | Jan 2024 - Dec 2024 | Call Option  
Weighted Price (in dollars per share) | $ / MMBTU 6.13
NYMEX Natural Gas Henry Hub Call | Jan 2025 - Mar 2025  
Average daily volume 62,000
Total Volumes 5,580,000
NYMEX Natural Gas Henry Hub Call | Jan 2025 - Mar 2025 | Call Option  
Weighted Price (in dollars per share) | $ / MMBTU 5.50
NYMEX Natural Gas Henry Hub Swap | July 2023 - Dec 2023  
Average daily volume 36,164
Total Volumes 13,200,000
Weighted Price (in dollars per share) | $ / MMBTU 2.43
NYMEX Natural Gas Henry Hub Swap | Jan 2024 - Dec 2024  
Average daily volume 65,574
Total Volumes 24,000,000
Weighted Price (in dollars per share) | $ / MMBTU 2.46
NYMEX Natural Gas Henry Hub Swap | Jan 2025 - Mar 2025  
Average daily volume 63,333
Total Volumes 5,700,000
Weighted Price (in dollars per share) | $ / MMBTU 2.72
NYMEX Natural Gas Henry Hub Put | Apr 2025 - Dec 2025  
Average daily volume 62,182
Total Volumes 17,100,000
NYMEX Natural Gas Henry Hub Put | Apr 2025 - Dec 2025 | Put Option  
Weighted Price (in dollars per share) | $ / MMBTU 2.27
NYMEX Natural Gas Henry Hub Put | Jan 2026 - Dec 2026  
Average daily volume 55,890
Total Volumes 20,400,000
NYMEX Natural Gas Henry Hub Put | Jan 2026 - Dec 2026 | Put Option  
Weighted Price (in dollars per share) | $ / MMBTU 2.35
NYMEX Natural Gas Henry Hub Put | Jan 2027 - Dec 2027  
Average daily volume 52,603
Total Volumes 19,200,000
NYMEX Natural Gas Henry Hub Put | Jan 2027 - Dec 2027 | Put Option  
Weighted Price (in dollars per share) | $ / MMBTU 2.37
NYMEX Natural Gas Henry Hub Put | Jan 2028 - Apr 2028  
Average daily volume 49,587
Total Volumes 6,000,000
NYMEX Natural Gas Henry Hub Put | Jan 2028 - Apr 2028 | Put Option  
Weighted Price (in dollars per share) | $ / MMBTU 2.50