Consolidated Statements of Financial Condition (Parentheticals) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Allowance for loan losses	$ 8,600	$ 6,600
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, share authorized (in shares)	1,000,000	1,000,000
Preferred stock, shares issued (in shares)	0	0
Preferred stock, shares outstanding (in shares)	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	20,000,000	8,000,000
Common stock, shares issued (in shares)	6,714,983	5,718,942
Common stock, shares outstanding (in shares)	6,423,033	5,477,652