Consolidated Statements of Cash Flows (Parentheticals)	12 Months Ended
Dec. 31, 2014 shares
Series F Noncumulative Perpetual Preferred Stock Two [Member]
Redemption of Series F Non-cumulative Perpetual Preferred Stock, shares (in shares)	29,867

Number of stock bought back by the entity at the exercise price or redemption price.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

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