INCOME TAXES AND DEFERRED TAXES INCOME TAXES AND DEFERRED TAXES (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Tax credit investments	$ 56,018		$ 56,018		$ 56,589
Unfunded commitments—tax credit investments	27,978		27,978		$ 31,174
Tax credits and other tax benefits recognized	1,486	$ 1,137	2,972	$ 2,275
Tax credit amortization expense included in provision for income taxes	1,263	$ 915	2,571	$ 1,830
Unrecognized Tax Benefits	$ 1,000		$ 1,000