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INCOME TAXES (Details 2) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Reconciliation from expected federal tax expense to effective income tax expense (benefit)      
Expected federal income tax expense $ 2,904 $ 2,924 $ 3,109
State income tax net of federal benefit 427 277 61
Tax exempt interest (293) (353) (593)
Increase in cash surrender value life insurance (144) (152) (212)
Valuation allowance released 52 68 216
Merger expenses 92
Low income housing tax credits (186)
Excess tax benefit of stock compensation (56) (12) (197)
Deferred tax adjustment resulting from tax rate change 1,247
Other (32) (58) (207)
Total $ 2,858 $ 2,694 $ 3,330