Document and Entity Information - shares	9 Months Ended
	May 31, 2017	Jul. 17, 2017
Document and Entity Information:
Entity Registrant Name	Jewett Cameron Trading Co LTD.
Document Type	10-Q
Document Period End Date	May 31, 2017
Amendment Flag	false
Entity Central Index Key	0000885307
Current Fiscal Year End Date	--08-31
Entity Common Stock, Shares Outstanding		2,245,634
Entity Filer Category	Smaller Reporting Company
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
Entity Incorporation, State Country Name	British Columbia
Entity Incorporation, Date of Incorporation	Jul. 08, 1987
Trading Symbol	jctcf