Note 19 - Parent Company Only Financial Statements (Details) - Condensed Statements of Cash Flows (Parentheticals) (USD $)	12 Months Ended		1 Months Ended	12 Months Ended
	Dec. 31, 2013 Series F Noncumulative Perpetual Preferred Stock [Member] Parent Company [Member]	Dec. 31, 2011 Series F Noncumulative Perpetual Preferred Stock [Member] Parent Company [Member]	Jun. 29, 2012 Series F Noncumulative Perpetual Preferred Stock [Member]	Dec. 31, 2013 Series F Noncumulative Perpetual Preferred Stock [Member]	Dec. 31, 2012 Series F Noncumulative Perpetual Preferred Stock [Member]	Dec. 31, 2011 Parent Company [Member]
Condensed Cash Flow Statements, Captions [Line Items]
Redemption of shares of Series F Noncumulative Perpetual Preferred Stock, net (in Shares)	10,223		10,223	10,223	10,223
Proceeds from issuance of Series F Noncumulative Perpetual Preferred Stock, net		$ 40,090,000,000				$ 521,888
Common stock, shares issued		$ 40,090,000,000				$ 521,888