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Income Taxes (Details 1) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Schedule of reconciliation of income tax expense
Computed at the statutory rate (34%)									$ 4,633	$ 4,387	$ 3,748
Increase (decrease) resulting from
Tax exempt interest									(200)	(218)	(240)
BOLI income									(142)	(98)	(99)
Impact of TCJA									(1,730)
Stock Compensation									(77)
Other									76	46	(5)
Actual tax expense	$ (592)	$ 1,117	$ 1,102	$ 933	$ 1,099	$ 1,209	$ 1,058	$ 751	$ 2,560	$ 4,117	$ 3,404

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Earnings on or other increases in the value of the cash surrender value of bank owned life insurance policies.

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

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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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 nondeductible equity-based compensation costs.

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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 other adjustments.

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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 income (loss) exempt from income taxes.

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