Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Preferred stock, aggregate shares authorized	5,000,000	5,000,000
Series B preferred stock, par value (in Dollars per share) (in Dollars per share)	$ 0.25	$ 0.25
Series B preferred stock, shares issued	157,816	157,816
Series B preferred stock, shares outstanding	157,816	157,816
Series B preferred stock, liquidation preference (in Dollars) (in Dollars)	$ 7,891	$ 7,891
Common stock, par value (in Dollars per share) (in Dollars per share)	$ 0.25	$ 0.25
Common stock, shares authorized	500,000,000	500,000,000
Common stock, shares issued	348,689,981	342,663,381
Common stock, shares outstanding	348,689,981	342,663,381
Treasury stock, common shares	1,466,611	921,721