INCOME TAXES - Income tax expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Current
Federal	$ 40,822	$ 0	$ 0
State	464	7	11
Total current	41,286	7	11
Deferred
Federal	26,026	70,893	60,408
State	(625)	5,539	12
Total deferred	25,401	76,432	60,420
Income tax expense (benefit), net	$ 66,687	$ 76,439	$ 60,431