Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Preferred stock, par value (in Dollars per share) (in Dollars per share) (in Dollars per share)	$ 1.00	$ 1.00
Preferred stock, shares authorized (in Shares)	5,961,200	5,146,000
Preferred stock, shares issued (in Shares)	102,000	954,000
Preferred stock, shares outstanding (in Shares)	102,000	954,000
Preferred stock, aggregate liquidation preference (in Dollars)	$ 975,000	$ 810,000
Common stock, par value (in Dollars per share) (in Dollars per share) (in Dollars per share) (in Dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in Shares)	750,000,000	750,000,000
Common stock, shares issued (in Shares)	407,782,102	406,937,830
Common stock, shares outstanding (in Shares)	407,782,102	406,937,830