LOANS, Investment in loans Disaggregated Based on Method of Evaluating Impairment (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Recorded Investment [Abstract]
Individually Evaluated	$ 6,427	$ 4,167
Collectively Evaluated	2,102,378	2,139,456
Allowance for Loan Losses [Abstract]
Individually Evaluated	802	525
Collectively Evaluated	28,272	23,672
Commercial Real Estate [Member]
Recorded Investment [Abstract]
Individually Evaluated	1,279	299
Collectively Evaluated	640,460	657,896
Allowance for Loan Losses [Abstract]
Individually Evaluated	0	0
Collectively Evaluated	7,192	5,049
Commercial [Member] | Specialized [Member]
Recorded Investment [Abstract]
Individually Evaluated	2,189	573
Collectively Evaluated	300,927	308,932
Allowance for Loan Losses [Abstract]
Individually Evaluated	676	0
Collectively Evaluated	3,879	2,287
Commercial [Member] | General [Member]
Recorded Investment [Abstract]
Individually Evaluated	1,091	1,396
Collectively Evaluated	423,659	440,002
Allowance for Loan Losses [Abstract]
Individually Evaluated	126	525
Collectively Evaluated	7,854	9,084
Consumer [Member] | 1-4 Family Residential [Member]
Recorded Investment [Abstract]
Individually Evaluated	1,868	1,899
Collectively Evaluated	354,672	360,897
Allowance for Loan Losses [Abstract]
Individually Evaluated	0	0
Collectively Evaluated	2,744	2,093
Consumer [Member] | Auto Loans [Member]
Recorded Investment [Abstract]
Individually Evaluated	0	0
Collectively Evaluated	212,912	215,209
Allowance for Loan Losses [Abstract]
Individually Evaluated	0	0
Collectively Evaluated	4,312	3,385
Consumer [Member] | Other Consumer [Member]
Recorded Investment [Abstract]
Individually Evaluated	0	0
Collectively Evaluated	72,162	74,000
Allowance for Loan Losses [Abstract]
Individually Evaluated	0	0
Collectively Evaluated	1,639	1,341
Construction [Member]
Recorded Investment [Abstract]
Individually Evaluated	0	0
Collectively Evaluated	97,586	82,520
Allowance for Loan Losses [Abstract]
Individually Evaluated	0	0
Collectively Evaluated	$ 652	$ 433