Schedule of Common Shares Issued and Outstanding (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Aug. 31, 2015	Nov. 30, 2014
Number of Common Shares	60,296,365	53,066,656
Ascribed Value Common Shares	$ 111,833	$ 104,895
Exercise of options (Shares)	(33,333)	46,929
Exercise of NovaGold Arrangement Options		$ 631
Private Placement (shares)		6,521,740
Private placement		$ 5,068
NovaGold Performance Share Units (Shares)		14,166
NovaGold Performance Share Units Value		$ 28
Stock issued pursuant to the Sunward Arrangement	43,116,312
Issued pursuant to the Sunward Arrangement	$ 22,851
Exercise of options (shares)	7,499
Exercise of options	$ 7
Restricted Share Units (Shares)	795,368	492,501
Restricted Share Units	$ 819	$ 929
Deferred Share Units (Shares)	119,139	154,373
Deferred Share Units	$ 180	$ 282
Number of Common Shares	104,334,683	60,296,365
Ascribed Value Common Shares	$ 135,690	$ 111,833