Stockholders' Equity (Details 6) - Warrants [Member]
|6 Months Ended|
Dec. 31, 2017
|Summary of changes in outstanding warrants|
|Issuance of 2018 Agent Warrants||8,000,000|||
|Issuance of 2018 Investor Warrants||400,000|||
Number of equity instruments other than options outstanding, including both vested and non-vested instruments.
Reference 1: http://www.xbrl.org/2003/role/presentationRef