Note 3 - Significant Accounting Policies (Details) - Earnings Per Share, Basic and Diluted (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
EPS Numerator – Basic:
Net income (loss) (in Dollars)	$ (1,684)	$ 2,209	$ (2,784)	$ (2,495)
EPS Numerator – Diluted:
Net income (loss) (in Dollars)	$ (1,684)	$ 2,959	$ (2,784)	$ (2,495)
EPS Denominator:
Weighted-average common shares outstanding––Basic	113,639,424	83,772,960	110,158,277	80,414,692
Common stock equivalents: convertible preferred stock, restricted stock units and warrants		7,818,933
Weighted-average common shares outstanding––Diluted	113,639,424	91,591,893	110,158,277	80,414,692