Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Loans, allowance for loan losses	$ 5,055	$ 4,774
Accumulated depreciation	$ 21,437	$ 20,304
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	10,000,000	10,000,000
Common stock, shares issued (in shares)	7,562,264	7,345,946
Common stock, shares outstanding (in shares)	6,298,062	6,081,744
Treasury stock, shares (in shares)	1,264,202	1,264,202