Document and Entity Information - shares	9 Months Ended
	Aug. 31, 2015	Oct. 07, 2015
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Aug. 31, 2015
Trading Symbol	ncq
Entity Registrant Name	NovaCopper Inc.
Entity Central Index Key	0001543418
Current Fiscal Year End Date	--11-30
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		104,796,421
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