Unaudited Condensed Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Available for sale, amortized cost (in Dollars)	$ 586,234	$ 558,630
Held to maturity, fair value (in Dollars)	871	956
Preferred stock, par value (in Dollars per share)	$ 0	$ 0
Preferred stock, shares authorized (in Shares)	1,000,000	1,000,000
Preferred stock, Series A shares issued (in Shares)	30,000	30,000
Preferred stock, Series A shares outstanding (in Shares)	30,000	30,000
Preferred stock, Liquidation preference (in Dollars)	$ 30,000	$ 30,000
Common stock, par value per share (in Dollars per share)	$ 0.125	$ 0.125
Common stock, shares authorized (in Shares)	14,608,000	14,608,000
Common stock, shares issued (in Shares)	7,476,831	7,469,813
Common stock, shares outstanding (in Shares)	7,476,831	7,469,813