Document and Entity Information - shares	9 Months Ended
	May. 31, 2015	Jul. 11, 2015
Document Type	10-Q
Amendment Flag	false
Document Period End Date	May 31, 2015
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		77,908,460
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well Known Seasoned Issuer	No
Document Fiscal Year Focus	2015
Document Fiscal Period Focus	Q3