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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Concentrations of Credit Risk (Details) - Sales - Customer Concentration Risk	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Customer A
Concentration Risk [Line Items]
Percent of oil and natural gas sales	43.00%	77.00%	82.00%
Customer B
Concentration Risk [Line Items]
Percent of oil and natural gas sales	15.00%	0.00%	0.00%
Customer C
Concentration Risk [Line Items]
Percent of oil and natural gas sales	13.00%	9.00%	6.00%

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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