Consolidated Statements of Cash Flows (Parentheticals) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2014
Net cash received at closing			3,025,073
Issuance of shares of common stock	834,715
Net cash paid at closing			30,425,618
Series F Noncumulative Perpetual Preferred Stock One [Member]
Redemption of shares of Series F Noncumulative Perpetual Preferred Stock, net		10,223
Series F Noncumulative Perpetual Preferred Stock Two [Member]
Redemption of shares of Series F Noncumulative Perpetual Preferred Stock, net			29,867