INCOME TAXES - (Effective Federal and State Tax Rates to Income before Income Tax Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Computed expected tax expense provision, at federal rate	$ (23,447)	$ 150	$ 4,244
State tax, net of federal tax benefit	(3,157)	(122)	761
Tax-exempt interest	(5)	(3)	(134)
Income subject to dividends-received deduction	(26)	(34)	(13)
Goodwill impairment	2,309	0	0
Return to provision	(3,407)	(307)	158
Executive compensation	41	230	436
Meals and entertainment	13	43	28
Uncertain tax position	(179)	(203)	0
Rate difference on NOL carryback	(8,785)	(113)	0
Change in valuation allowance	2,968	0	0
Other	179	61	18
Total income tax expense (benefit)	$ (33,496)	$ (298)	$ 5,498