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INCOME TAXES, Provision for Income Taxes Reconciliation (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Provision for income taxes reconciliation [Abstract]
Provision at statutory rates on pre-tax income									$ 4,895	$ 4,502	$ 6,505
Effect of tax-exempt income									(920)	(955)	(1,710)
Low income housing tax credits									(141)	(141)	(141)
Bank owned life insurance									(131)	(131)	(225)
Nondeductible interest									52	41	54
Nondeductible merger and acquisition expenses									38	0	0
Change in tax rate									0	0	1,531
Other items									27	87	17
Provision for income taxes	$ 1,003	$ 1,066	$ 930	$ 821	$ 845	$ 936	$ 875	$ 747	$ 3,820	$ 3,403	$ 6,031
Statutory tax rates									21.00%	21.00%	35.00%
Effective tax rates									16.40%	15.90%	31.60%

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement for the period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to the increase in cash surrender value of life insurance.

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement for the period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to nondeductible expenses under enacted tax laws, or differences in the methodologies used to determine expense amounts for financial statements prepared in accordance with generally accepted accounting principles, related to interest expense.

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The portion of the difference between total income tax expense or benefit as reported in the Income Statement and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to low income housing credits.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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