Consolidated Statements of Changes in Shareholders’ Equity (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	12 Months Ended
	Mar. 31, 2013	Dec. 31, 2012
Cash dividends on common stock per share (in Dollars per share)	$ 0.06	$ 0.29
Shares of preferred stock redeemed		16,000
Shares of common stock issued through the dividend reinvestment plan	6,699	46,512
Shares of common stock issued from supplemental shareholder investments	4,098	21,925
Shares of common stock issued	19,960	40,980
Tax on net change in unrealized gain/(loss) on securities available for sale (in Dollars)	$ (56)	$ 366
Common Stock [Member]
Cash dividends on common stock per share (in Dollars per share)	$ 0.06	$ 0.29
Shares of common stock issued through the dividend reinvestment plan	6,699	46,512
Shares of common stock issued from supplemental shareholder investments	4,098	21,925
Shares of common stock issued	19,960	40,980
Preferred Stock [Member]
Shares of preferred stock redeemed		16,000
Accumulated Other Comprehensive Income (Loss) [Member]
Tax on net change in unrealized gain/(loss) on securities available for sale (in Dollars)	$ (56)	$ 366