Note 5 - Earnings Per Common Share (Details) - Weighted Average Common Shares (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Weighted Average Common Shares [Abstract]
Net income (loss)	$ (8,458)	$ (885)	$ (22,222)	$ 14,211
Preferred stock dividends	(138)	(138)	(414)	(414)
Net income (loss) applicable to common shares for basic and diluted earnings per share	$ (8,596)	$ (1,023)	$ (22,636)	$ 13,797
Denominator
Basic weighted average common shares (in Shares)	342,638	285,492	310,601	285,400
Dilutive stock options and restricted stock (in Shares)				11,339
Diluted weighted average common shares (in Shares)	342,638	285,492	310,601	296,739
Basic earnings per common share
Net income applicable to common shares (in Dollars per share)	$ (0.03)		$ (0.07)	$ 0.05
Diluted earnings per common share
Net income applicable to common shares (in Dollars per share)	$ (0.03)		$ (0.07)	$ 0.05