Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.8.0.1
Document and Entity Information - shares
6 Months Ended
Dec. 31, 2017
Feb. 13, 2018
Document and Entity Information [Abstract]    
Entity Registrant Name DelMar Pharmaceuticals, Inc.  
Entity Central Index Key 0001498382  
Trading Symbol DMPI  
Amendment Flag false  
Current Fiscal Year End Date --06-30  
Document Type 10-Q  
Document Period End Date Dec. 31, 2017  
Document Fiscal Year Focus 2018  
Document Fiscal Period Focus Q2  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   21,927,517