Consolidated Statements of Changes in Stockholders' Equity (Parentheticals) - USD ($)	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
Unrealized gain (loss) on securities available for sale, tax expense (benefit)	$ (70,061)	$ (31,958)
Cash dividends (in dollars per share)	$ 0.83	$ 0.76

Amount of tax expense (benefit), after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.

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