FAIR VALUE MEASUREMENTS - Summary of the Valuation of the Company's Financial Assets and Liabilities that were Accounted for at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Assets (Liabilities)
Total	$ 5,537	$ 4,316
Fair value on a recurring basis
Assets (Liabilities)
Total	4,745	2,670
Fair value on a recurring basis | Natural gas basis differential swaps
Assets (Liabilities)
Derivative liability	4,745	2,670
Fair value on a recurring basis | Level 1
Assets (Liabilities)
Total	0	0
Fair value on a recurring basis | Level 1 | Natural gas basis differential swaps
Assets (Liabilities)
Derivative liability	0	0
Fair value on a recurring basis | Level 2
Assets (Liabilities)
Total	4,745	2,670
Fair value on a recurring basis | Level 2 | Natural gas basis differential swaps
Assets (Liabilities)
Derivative liability	4,745	2,670
Fair value on a recurring basis | Level 3
Assets (Liabilities)
Total	0	0
Fair value on a recurring basis | Level 3 | Natural gas basis differential swaps
Assets (Liabilities)
Derivative liability	$ 0	$ 0