DERIVATIVES (Schedule of Non-designated Hedges Outstanding) (Details)	12 Months Ended
	Dec. 31, 2021 $ / Unit MMBTU MMBoe bbl
Natural gas | Swap | If Nymex | Jan'22 - Dec'22
Derivative Instruments, Gain (Loss) [Line Items]
Hedged Volume (Mmbtu) | MMBTU	5,000
Swap price	2.61
Natural gas | Swap | If Nymex | Jan'23 - Dec'23
Derivative Instruments, Gain (Loss) [Line Items]
Hedged Volume (Mmbtu) | MMBoe	22,000
Swap price	2.46
Natural gas | Collar | If Nymex | Jan'22 - Dec'22
Derivative Instruments, Gain (Loss) [Line Items]
Hedged Volume (Mmbtu) | MMBTU	35,000
Derivative, Floor Price	2.50
Derivative, Cap Price	2.68
Crude Oil | Swap | Wti Nymex | Jan'22 - Dec'22
Derivative Instruments, Gain (Loss) [Line Items]
Hedged Volume (Bbl) | bbl	2,300
Swap price	42.25
Crude Oil | Swap | Wti Nymex | Jan'23 - Dec'23
Derivative Instruments, Gain (Loss) [Line Items]
Hedged Volume (Bbl) | bbl	1,300
Swap price	43.60
Crude Oil | Swap | Wti Nymex | Jan'22 - Jun'22
Derivative Instruments, Gain (Loss) [Line Items]
Hedged Volume (Mmbtu) | MMBTU	986
Swap price	70.30