SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers	$ 563,674	$ 663,160
Realized gain (loss) on derivatives	3,669	(22,439)
Unrealized loss on derivatives	(7,067)	(75,029)
Total revenues	560,276	565,692
Oil revenues
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers	401,777	460,122
Natural gas revenues
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers	101,132	166,393
Third-party midstream services revenues
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers	26,511	17,306
Sales of purchased natural gas
Disaggregation of Revenue [Line Items]
Revenues from contracts with customers	$ 34,254	$ 19,339