Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details 6)

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Stockholders' Equity (Details 6) - Warrants [Member]
3 Months Ended
Sep. 30, 2017
shares
Summary of changes in outstanding warrants  
Beginning Balance 6,628,906
Issuance of 2018 Agent Warrants (ii) 8,000,000 [1]
Issuance of 2018 Investor Warrants (i) 400,000 [2]
Ending Balance 15,028,906
[1] The 2018 Investor Warrants are exercisable at $1.25 per share until September 22, 2022.
[2] The 2018 Agent Warrants are exercisable at $1.25 per share until September 20, 2022.