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DISCLOSURES ABOUT FAIR VALUE OF FINANCIAL INSTRUMENTS - Schedule of estimated fair value and recorded carrying value (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
FINANCIAL ASSETS: Carrying Value
Investment securities - HTM, Carrying Value	$ 39,936	$ 40,760
Loans held for sale	4,868	847
Loans, net of allowance for loan loss and unearned income, Carrying Value	873,427	853,611
Investment securities - HTM, Fair Value	41,082	40,324
Loans held for sale, Fair Value	4,970	871
Loans, net of allowance for loan loss and unearned income, Fair Value	873,908	836,122
FINANCIAL LIABILITIES: Carrying Value
Deposits with no stated maturities, Carrying Value	651,469	671,666
Deposits with stated maturities, Carrying Value	309,044	277,505
All other borrowings, Carrying Value	74,134	67,148
Deposits with no stated maturities, Fair Value	631,023	627,323
Deposits with stated maturities, Fair Value	310,734	277,010
All other borrowings, Fair Value	$ 76,323	69,692
Assets and liabilities considered financial instruments, percentage	90.00%
Level 1 [Member]
FINANCIAL ASSETS: Carrying Value
Investment securities - HTM, Fair Value	$ 0	0
Loans held for sale, Fair Value	4,970	871
Loans, net of allowance for loan loss and unearned income, Fair Value	0	0
FINANCIAL LIABILITIES: Carrying Value
Deposits with no stated maturities, Fair Value	0	0
Deposits with stated maturities, Fair Value	0	0
All other borrowings, Fair Value	0	0
Level 2 [Member]
FINANCIAL ASSETS: Carrying Value
Investment securities - HTM, Fair Value	38,129	37,398
Loans held for sale, Fair Value	0	0
Loans, net of allowance for loan loss and unearned income, Fair Value	0	0
FINANCIAL LIABILITIES: Carrying Value
Deposits with no stated maturities, Fair Value	0	0
Deposits with stated maturities, Fair Value	0	0
All other borrowings, Fair Value	0	0
Level 3 [Member]
FINANCIAL ASSETS: Carrying Value
Investment securities - HTM, Fair Value	2,953	2,926
Loans held for sale, Fair Value	0	0
Loans, net of allowance for loan loss and unearned income, Fair Value	873,908	836,122
FINANCIAL LIABILITIES: Carrying Value
Deposits with no stated maturities, Fair Value	631,023	627,323
Deposits with stated maturities, Fair Value	310,734	277,010
All other borrowings, Fair Value	$ 76,323	$ 69,692

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