Consolidated Statements of Changes in Shareholders’ Equity (Parentheticals) (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Issuance of shares of Series A preferred stock (in Shares)			30,000
Cash dividends declared-common, per share			$ 0.85
Preferred stock dividends, per share	$ 50.00	$ 50.00	$ 48.73