INCOME TAXES - Significant components of deferred taxes (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Deferred tax assets relating to:
Allowance for loan losses	$ 1,913	$ 1,992
Deferred compensation	116	132
Unrealized losses on available-for-sale securities	0	(17)
Net operating loss carryforwards	541	999
Acquisition accounting	1,024	1,107
Write-downs on foreclosed real estate	120	108
Other	229	269
Total deferred tax assets	3,943	4,590
Deferred tax liabilities relating to:
Premises and equipment	(796)	(721)
Deferred loan fees/costs	(73)	(67)
Unrealized gains on available-for-sale securities	(268)	0
Core deposit intangible	(8)	(140)
Total deferred tax liabilities	(1,145)	(928)
Net recorded deferred tax asset, included in other assets	$ 2,798	$ 3,662