Income Taxes (Narrative) (Details) - USD ($)	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Income Taxes [Abstract]
Effective tax rate	16.50%	10.90%	22.00%
Unrecognized tax benefits	$ 0	$ 0	$ 0
Tax interest and penalties expense	$ 0	0	0
Credit to income tax expense			$ 909,000
Cost of segregation study		$ 717,000

Effective Income Tax Rate Reconciliation, Cost Segregation Study Amount

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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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Amount of reasonable estimate for income tax expense (benefit) for which accounting for tax effect is incomplete pursuant to Tax Cuts and Jobs Act.

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-Topic 740
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-Subparagraph (SAB Topic 5.EE.Q2(b))
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Amount of unrecognized tax benefits.

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Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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