v3.3.1.900
Note 11 - Stock Option Plan and Stock Incentive Plan (Details) - Stock Option Activity - $ / shares
9 Months Ended 12 Months Ended
Sep. 30, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Stock Option Activity [Abstract]        
Outstanding   37,034,483 6,618,233 679,744
Outstanding   $ 0.03 $ 0.11 $ 2.82
Forfeited/cancelled/expired 37,034,483 (40,000) (461,511)  
Forfeited/cancelled/expired $ 0.03 $ 5.15 $ 3.29