Summary of Stock option activity and warrant activity (Details) {Stockholder's equity}
12 Months Ended
Sep. 30, 2016
shares
Stock Options Shares  
Outstanding 7,900,000
Granted 3,750,000
Canceled (312,500)
Expired (950,000)
Exercised 0
Outstanding 10,387,500
Granted 750,000
Canceled 0
Outstanding 11,137,500
Exercisable 11,137,500
Stock Options Weighted Average Price  
Outstanding 0.38
Granted 0.15
Canceled 0.35
Expired 0.56
Outstanding 0.3
Granted 0.051
Expired 0
Outstanding 0.264
Exercisable 0.264
Stock Warrants Shares  
Granted 5,596,638
Canceled (735,294)
Outstanding 4,861,344
Granted 471,429
Exercised 0
Outstanding 5,332,773
Exercisable 5,332,773
Stock Warrants Weighted Exercise Price  
Outstanding 0.09
Granted 0.17
Outstanding 0.07
Granted 0.051
Exercised 0
Outstanding 0.071
Exercisable 0.071