Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.20.1
Document and Entity Information - shares
9 Months Ended
Mar. 31, 2020
May 12, 2020
Document and Entity Information [Abstract]    
Entity Registrant Name DelMar Pharmaceuticals, Inc.  
Entity Central Index Key 0001498382  
Amendment Flag false  
Current Fiscal Year End Date --06-30  
Document Type 10-Q  
Document Period End Date Mar. 31, 2020  
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2020  
Entity Filer Category Non-accelerated Filer  
Entity Current Reporting Status Yes  
Entity Small Business true  
Entity Shell Company false  
Entity Emerging Growth Company false  
Entity Common Stock, Shares Outstanding   11,429,228
Entity File Number 001-37823  
Entity Interactive Data Current Yes  
Entity Incorporation State Country Code NV