LOANS AND ALLOWANCE FOR LOAN LOSSES - Past due (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019	Jun. 30, 2019
Total Past Due	$ 9,864	$ 7,631
Current - 29 Days Past Due	667,050	640,101
Total Loans	676,914	647,732	$ 612,081
90 Days or Greater Past Due and Still Accruing Interest	866	100
Financing Receivables, 30 to 59 Days Past Due [Member]
Total Past Due	1,907	2,022
Financing Receivables, 60 to 89 Days Past Due [Member]
Total Past Due	1,715	1,494
Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Total Past Due	6,242	4,115
Commercial and Industrial [Member]
Total Past Due	1,153	26
Current - 29 Days Past Due	99,140	86,686
Total Loans	100,293	86,712	81,553
90 Days or Greater Past Due and Still Accruing Interest	380	0
Commercial and Industrial [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Total Past Due	20	0
Commercial and Industrial [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Total Past Due	716	26
Commercial and Industrial [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Total Past Due	417	0
Commercial Real Estate [Member]
Total Past Due	7,322	5,339
Current - 29 Days Past Due	409,158	390,462
Total Loans	416,480	395,801	364,390
90 Days or Greater Past Due and Still Accruing Interest	486	0
Commercial Real Estate [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Total Past Due	1,760	880
Commercial Real Estate [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Total Past Due	648	957
Commercial Real Estate [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Total Past Due	4,914	3,502
Residential Real Estate [Member]
Total Past Due	1,371	2,237
Current - 29 Days Past Due	153,423	157,113
Total Loans	154,794	159,350	160,362
90 Days or Greater Past Due and Still Accruing Interest	0	100
Residential Real Estate [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Total Past Due	111	1,118
Residential Real Estate [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Total Past Due	349	506
Residential Real Estate [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Total Past Due	911	613
Consumer [Member]
Total Past Due	18	29
Current - 29 Days Past Due	5,329	5,840
Total Loans	5,347	5,869	$ 5,776
90 Days or Greater Past Due and Still Accruing Interest	0	0
Consumer [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Total Past Due	16	24
Consumer [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Total Past Due	2	5
Consumer [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Total Past Due	$ 0	$ 0