OIL AND NATURAL GAS PROPERTIES (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2023 USD ($) $ / MMBTU $ / bbl	Dec. 31, 2022 USD ($) $ / MMBTU $ / bbl
OIL AND NATURAL GAS PROPERTIES
Subject to depletion	$ 755,482	$ 713,585
Incurred in 2023	31
Incurred in 2022	1,427	1,427
Incurred in 2021 and prior(1)	57,451	61,194
Total not subject to depletion	58,909	62,621
Gross oil and natural gas properties	814,391	776,206
Less - accumulated depletion	(445,975)	(390,796)
Net oil and natural gas properties	$ 368,416	385,410
Maximum discount percentage of estimated future net revenues for full cost ceiling limitation	10.00%
Depletion expense	$ 55,200	$ 51,000
Ceiling Limitation Disclosures
First day average of the (WTI) crude oil spot price (in dollars per barrel) | $ / bbl	78.21	94.14
First day average of the Henry Hub natural gas price (in dollars per Mmbtu) | $ / MMBTU	2.64	6.36