DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Derivative Instruments (Details) - Natural gas revenues MMBTU in Thousands	3 Months Ended
	Mar. 31, 2022 $ / MMBTU MMBTU
Basis Swap Purchased | January—December 2022 | NYMEX Henry Hub/IF Waha
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, nonmonetary notional amount (in MMBtu) | MMBTU	33,000
Weighted Average Price Differential | $ / MMBTU	(0.45)
Basis Swap Purchased | July—December 2022 | NYMEX Henry Hub/IF Waha
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, nonmonetary notional amount (in MMBtu) | MMBTU	20,240
Weighted Average Price Differential | $ / MMBTU	(0.97)
Basis Swap Purchased | October—December 2022 | NYMEX Henry Hub/IF Waha
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, nonmonetary notional amount (in MMBtu) | MMBTU	920
Weighted Average Price Differential | $ / MMBTU	(1.19)
Basis Swap Purchased | January—March 2023 | NYMEX Henry Hub/IF Waha
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, nonmonetary notional amount (in MMBtu) | MMBTU	3,150
Weighted Average Price Differential | $ / MMBTU	(1.06)
Basis Swap Purchased | January—June 2023 | NYMEX Henry Hub/IF Waha
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, nonmonetary notional amount (in MMBtu) | MMBTU	4,525
Weighted Average Price Differential | $ / MMBTU	(1.54)
Basis Swap Purchased | January—December 2023 | NYMEX Henry Hub/IF Waha
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, nonmonetary notional amount (in MMBtu) | MMBTU	73,000
Weighted Average Price Differential | $ / MMBTU	(1.15)
Basis Swap Sold | January—December 2022 | NYMEX Henry Hub/IF HSC
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, nonmonetary notional amount (in MMBtu) | MMBTU	33,000
Weighted Average Price Differential | $ / MMBTU	(0.08)
Basis Swap Sold | July—December 2022 | NYMEX Henry Hub/IF HSC
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, nonmonetary notional amount (in MMBtu) | MMBTU	20,240
Weighted Average Price Differential | $ / MMBTU	(0.17)
Basis Swap Sold | October—December 2022 | NYMEX Henry Hub/IF HSC
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, nonmonetary notional amount (in MMBtu) | MMBTU	920
Weighted Average Price Differential | $ / MMBTU	(0.19)
Basis Swap Sold | January—March 2023 | NYMEX Henry Hub/IF HSC
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, nonmonetary notional amount (in MMBtu) | MMBTU	3,150
Weighted Average Price Differential | $ / MMBTU	(0.03)
Basis Swap Sold | January—June 2023 | NYMEX Henry Hub/IF HSC
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, nonmonetary notional amount (in MMBtu) | MMBTU	4,525
Weighted Average Price Differential | $ / MMBTU	(0.11)
Basis Swap Sold | January—December 2023 | NYMEX Henry Hub/IF HSC
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative, nonmonetary notional amount (in MMBtu) | MMBTU	73,000
Weighted Average Price Differential | $ / MMBTU	(0.08)