LOANS - ALLOWANCE (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Allowance for loan loss reserve:
Balance at beginning of period	$ 5,183	$ 5,079
Charge-offs	(510)	(716)
Recoveries	250	320
Provision	385	500
Balance at end of period	5,308	5,183
Loans:
Ending balance			$ 1,058,776	$ 1,038,864
Ending balance ALLR	(5,308)	(5,183)	(5,308)	(5,183)
Net loans			1,053,468	1,033,681
Ending balance ALLR:
Individually evaluated			1,267	826
Collectively evaluated			4,041	4,357
Total	5,308	5,183	5,308	5,183
Ending balance Loans:
Individually evaluated			3,849	2,725
Collectively evaluated			1,045,953	1,030,046
Acquired with deteriorated credit quality			8,974	6,093
Total Loans			1,058,776	1,038,864
Commercial real estate
Allowance for loan loss reserve:
Balance at beginning of period	1,682	1,650
Charge-offs	(27)	(198)
Recoveries	159	55
Provision	(625)	175
Balance at end of period	1,189	1,682
Loans:
Ending balance			514,394	496,207
Ending balance ALLR	(1,189)	(1,682)	(1,189)	(1,682)
Net loans			513,205	494,525
Ending balance ALLR:
Individually evaluated			497	486
Collectively evaluated			692	1,196
Total	1,189	1,682	1,189	1,682
Ending balance Loans:
Individually evaluated			2,374	2,148
Collectively evaluated			507,702	491,282
Acquired with deteriorated credit quality			4,318	2,777
Total Loans			514,394	496,207
Commercial, financial, and agricultural
Allowance for loan loss reserve:
Balance at beginning of period	648	576
Charge-offs	(103)	(132)
Recoveries	4	164
Provision	648	40
Balance at end of period	1,197	648
Loans:
Ending balance			211,023	191,060
Ending balance ALLR	(1,197)	(648)	(1,197)	(648)
Net loans			209,826	190,412
Ending balance ALLR:
Individually evaluated			770	340
Collectively evaluated			427	308
Total	1,197	648	1,197	648
Ending balance Loans:
Individually evaluated			1,475	577
Collectively evaluated			207,194	189,023
Acquired with deteriorated credit quality			2,354	1,460
Total Loans			211,023	191,060
Commercial construction
Allowance for loan loss reserve:
Balance at beginning of period	101	54
Recoveries	2	2
Provision	(32)	45
Balance at end of period	71	101
Loans:
Ending balance			40,107	29,765
Ending balance ALLR	(71)	(101)	(71)	(101)
Net loans			40,036	29,664
Ending balance ALLR:
Collectively evaluated			71	101
Total	71	101	71	101
Ending balance Loans:
Collectively evaluated			39,734	29,399
Acquired with deteriorated credit quality			373	366
Total Loans			40,107	29,765
One to four family residential real estate
Allowance for loan loss reserve:
Balance at beginning of period	199	160
Charge-offs	(152)	(230)
Recoveries	49	64
Provision	52	205
Balance at end of period	148	199
Loans:
Ending balance			253,918	286,908
Ending balance ALLR	(148)	(199)	(148)	(199)
Net loans			253,770	286,709
Ending balance ALLR:
Collectively evaluated			148	199
Total	148	199	148	199
Ending balance Loans:
Collectively evaluated			251,998	285,677
Acquired with deteriorated credit quality			1,920	1,231
Total Loans			253,918	286,908
Consumer construction
Allowance for loan loss reserve:
Balance at beginning of period	6	6
Provision	5
Balance at end of period	11	6
Loans:
Ending balance			18,096	14,553
Ending balance ALLR	(11)	(6)	(11)	(6)
Net loans			18,085	14,547
Ending balance ALLR:
Collectively evaluated			11	6
Total	11	6	11	6
Ending balance Loans:
Collectively evaluated			18,096	14,336
Acquired with deteriorated credit quality				217
Total Loans			18,096	14,553
Consumer
Allowance for loan loss reserve:
Balance at beginning of period	8	10
Charge-offs	(228)	(156)
Recoveries	36	35
Provision	197	119
Balance at end of period	13	8
Loans:
Ending balance			21,238	20,371
Ending balance ALLR	(13)	(8)	(13)	(8)
Net loans			21,225	20,363
Ending balance ALLR:
Collectively evaluated			13	8
Total	13	8	13	8
Ending balance Loans:
Collectively evaluated			21,229	20,329
Acquired with deteriorated credit quality			9	42
Total Loans			21,238	20,371
Unallocated
Allowance for loan loss reserve:
Balance at beginning of period	2,539	2,623
Provision	140	(84)
Balance at end of period	2,679	2,539
Loans:
Ending balance ALLR	(2,679)	(2,539)	(2,679)	(2,539)
Net loans			(2,679)	(2,539)
Ending balance ALLR:
Collectively evaluated			2,679	2,539
Total	$ 2,679	$ 2,539	$ 2,679	$ 2,539