XML 97 R58.htm IDEA: XBRL DOCUMENT v3.2.0.727
Note 8 - Common Stock - Outstanding Stock Purchase Warrants (Details) - Scenario, Unspecified [Domain] - $ / shares
Jun. 30, 2015
Series D Warrants [Member] | Placement Agent for Offering [Member]  
Class of Warrant or Right, Outstanding [1] 1,333,333
Class of Warrant or Right, Exercise Price of Warrants or Rights [1] $ 0.17
Series D Warrants [Member]  
Class of Warrant or Right, Outstanding [1] 16,666,666
Class of Warrant or Right, Exercise Price of Warrants or Rights [1] $ 0.17
Series E Warrants [Member]  
Class of Warrant or Right, Outstanding [1] 16,666,666
Class of Warrant or Right, Exercise Price of Warrants or Rights [1] $ 0.14
Series F Warrants [Members]  
Class of Warrant or Right, Outstanding [1] 16,666,666
Class of Warrant or Right, Exercise Price of Warrants or Rights [1] $ 0.17
Class of Warrant or Right, Outstanding 56,442,157
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 0.20
Exercisable at June 30, 2015 (in shares) 39,775,491
Exercisable at June 30, 2015 (in dollars per share) $ 0.21
[1] See discussion under "Series C Convertible Preferred Stock" in Note 7.