Document and Entity Information	9 Months Ended
	May 31, 2017 shares
Document Type	10-Q
Amendment Flag	false
Document Period End Date	May 31, 2017
Trading Symbol	enrt
Entity Registrant Name	Enertopia Corp.
Entity Central Index Key	0001346022
Current Fiscal Year End Date	--08-31
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding	102,298,031
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well Known Seasoned Issuer	No
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	Q3