Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.19.1
Document and Entity Information - shares
3 Months Ended
Feb. 28, 2019
Apr. 12, 2019
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Feb. 28, 2019  
Trading Symbol sdev  
Entity Registrant Name Security Devices International Inc.  
Entity Central Index Key 0001354866  
Current Fiscal Year End Date --11-30  
Entity Filer Category Non-accelerated Filer  
Entity Common Stock, Shares Outstanding   103,856,775
Entity Current Reporting Status Yes  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q1  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Ex Transition Period false