Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.19.3.a.u2
Document and Entity Information - shares
6 Months Ended
Dec. 31, 2019
Feb. 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 Dec. 31, 2019  
Document Fiscal Period Focus Q2  
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   11,412,338
Entity File Number 001-37823  
Entity Interactive Data Current Yes  
Entity Incorporation State Country Code NV