Unaudited Condensed Consolidated Balance Sheets (Parentheticals) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Available for sale, amortized cost (in Dollars)	$ 577,678	$ 577,248
Held to maturity, fair value (in Dollars)	$ 3,826	$ 3,809
Common stock, par value (in Dollars per share)	$ 0.125	$ 0.125
Common stock, shares authorized	14,608,000	14,608,000
Common stock, shares issued	7,501,815	7,499,748
Common stock, shares outstanding	7,501,815	7,499,748