Consolidated Statements of Changes in Shareholders' Equity (Unaudited) (Parentheticals) - $ / shares	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Additional Paid-in Capital [Member]
Common stock issued to ESOP, shares (in shares)	8,333	7,294
Common stock issued through dividend reinvestment, shares (in shares)	10,000	10,223
Retained Earnings [Member]
Cash dividends, per share (in dollars per share)	$ 0.21	$ 0.21
Cash dividends, per share (in dollars per share)	0.21	0.21
Cash dividends, per share (in dollars per share)	0.21	0.21
Cash dividends, per share (in dollars per share)	$ 0.21	$ 0.21

Aggregate dividends paid during the period for each share of common stock outstanding.

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