Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Preferred Stock:
Preferred stock, par value ($ per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	50,000,000	50,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common Stock:
Common stock, no par value
Common stock, share authorized	50,000,000	50,000,000
Common stock, share issued	16,064,435	16,018,734
Common stock, shares outstanding	16,064,435	16,018,734
Held-to-maturity securities, fair value	$ 51,918	$ 51,501