Consolidated Statements Of Shareholders' Equity (Parenthetical) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Dividends declared on common stock, per share	$ 0.55	$ 0.35	$ 0.16
Subsidiary preferred stock dividends, per share			$ 0.8625
Stock repurchased (in shares)		2,518,891
Series A Preferred Stock [Member]
Dividends declared on preferred stock, per share	$ 85.00	$ 85.00	$ 85.00
Series E Preferred Stock [Member]
Dividends declared on preferred stock, per share	$ 1,648.89