Supplemental cash flow information (Tables)
12 Months Ended
Jun. 30, 2019
Disclosure of supplemental cash flow information [abstract]  
Schedule of Non-Cash Investing and Financing Activities
    Year Ended   Year Ended   Year Ended  
Non-Cash Investing and Note 30 June 2019   30 June 2018   30 June 2017  
Financing Activities   $   $   $  
Acquisition of CHI 6 -   700,000   -  
Convertible debt settlement 9 -   668,610   -  
Conversion of accounts payable into long-term promissory notes 10 100,000   -   -  
Common shares issued in settlement of accrued and unpaid salaries 11,12 12,250   116,000   -  
Reallocation of conversion rights reserve on settlement of convertible debt 9 -   92,966   -  
Reallocation of share-based payment and other reserve on warrant exercise   -   26,200   -