Note 5 - Loss Per Common Share (Details) - Weighted Average Common Shares (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Numerator
Net loss	$ (14,399)	$ (24,858)	$ (2,758)	$ (13,764)
Preferred stock dividends	(138)	(138)	(276)	(276)
Net loss applicable to common shares for basic and diluted earnings per share	$ (14,537)	$ (24,996)	$ (3,034)	$ (14,040)
Denominator
Basic weighted average common shares (in Shares)	344,216	303,566	343,437	294,317
Diluted weighted average common shares (in Shares)	344,216	303,566	343,437	294,317
Basic loss per common share
Net loss applicable to common shares (in Dollars per share)	$ (0.04)	$ (0.08)	$ (0.01)	$ (0.05)
Diluted loss per common share
Net loss applicable to common shares (in Dollars per share)	$ (0.04)	$ (0.08)	$ (0.01)	$ (0.05)