INCOME TAXES - Schedule of Components of Income Tax Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Current Taxes:
Federal	$ 47,955	$ 21,692	$ 115,781	$ 54,594
State	13,002	4,696	27,572	12,659
Total	$ 60,957	$ 26,388	$ 143,353	$ 67,253