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Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Income Tax Disclosure [Abstract] |  |  |
Computed "expected" tax expense | $ 2,544 | $ 2,435 | $ 1,180
Tax-exempt interest income, net | (748) | (850) | (1,346)
Deferred tax remeasurement |  | 85 | (352)
REIT excise tax |  |  | 249
Excess tax benefit from stock option exercise |  | (119) | (107)
Bank owned life insurance | (165) | (140) | (316)
Reversal of unrecognized tax benefits, net | (558) | (512) | (197)
State income taxes, net of federal benefit | 407 | 364 | 61
Investment tax credits | (15) | (24) | (7)
Other, net | (12) | (71) | (62)
Income tax (benefit) expense | $ 1,453 | $ 1,168 | $ (897)

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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to stock option exercise. + References No definition available. + Details
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