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ASSET RETIREMENT OBLIGATIONS AND RESTRICTED CASH (Tables)

12 Months Ended

Dec. 31, 2022

Asset Retirement Obligation Disclosure [Abstract]

Schedule of Change in Asset Retirement Obligation

The following table summarizes the Company’s asset retirement obligations:

			December 31,
			2022						2021
Asset retirement obligation, beginning of period			$	13,687					$	13,038
Revision of estimate			(238)						(235)
Disposal of non-core obligations			—						(269)
Accretion of liabilities			1,556						1,284
Settlements			—						(131)
Held for sale(1)			(5,410)						—
Asset retirement obligation, end of period			$	9,595					$	13,687
Asset retirement obligation:
Current			$	—					$	27
Non-current			9,595						13,660
Asset retirement obligation, end of period			$	9,595					$	13,687

(1)Asset retirement obligations held for sale are related to Alta Mesa and are included as Asset retirement obligation and other liabilities held for sale on the consolidated balance sheet. See Note 7 – Property, Plant and Equipment and Mineral Properties and Note 18 – Subsequent Events for more details.

Schedule of Restricted Cash and Cash Equivalents

The following table summarizes the Company’s restricted cash:

			December 31,
			2022						2021
Restricted cash, beginning of period			$	20,305					$	20,817
Additional collateral posted			734						48
Refunds of collateral			—						(560)
Held for sale			(3,590)						—
Restricted cash, end of period			$	17,449					$	20,305

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Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation.

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Tabular disclosure of cash and cash equivalents restricted as to withdrawal or usage.

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