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Federal Income Taxes (Narrative) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Income Tax Disclosure [Abstract]
Valuation allowance carryforwards against net operating loss	$ 0
Valuation allowance carryforwards against charitable contribution	$ 0
Charitable contribution carryforwards expiration	between 2019 and 2021
Net operating loss carryforwards	$ 5,465,000
Allowable amount to be used to offset taxable income	$ 1,854,000
Income tax impacts of the components of other comprehensive income	21.00%	34.00%	34.00%
Rate change adjustment		$ 1,169,000
Unrecognized tax benefits that would affect the effective income tax rate if recognized	$ 0
Income tax examination, penalties and interest expense	0	0	$ 0
Income tax examination, penalties and interest accrued	$ 0	$ 0

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The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations.

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