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Note 1 - Condensed Consolidated Financial Statements - Basis of Presentation Antidilutive Common Stock Equivalents (Details) (Stock Compensation Plan [Member])
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Stock Compensation Plan [Member]
       
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Current 5,964,726 3,268,525 5,964,726 3,268,525