Schedule of NovaGold Arrangement Options Activity (Details) (USD $)	6 Months Ended	12 Months Ended
	May 31, 2014	Nov. 30, 2013
Balance - Beginning of Period, Number of stock Options	168,332
Balance - Beginning of Period, Weighted average exercise price	$ 1.75
Stock options, number of options exercised	46,929	52,243
Stock options, number of options forfeited during the period	(13,332)
Stock options, weighted average exercise price of forfeitures	$ 2.34
Balance - End of Period, Number of stock options	155,000	168,332
Balance - End of Period, Weighted average exercise price	$ 1.70	$ 1.75
NovaGold Arrangement Options [Member]
Balance - Beginning of Period, Number of stock Options	1,709,503
Balance - Beginning of Period, Weighted average exercise price	$ 4.00
Stock options, number of options exercised	(212,075)
Stock options, weighted average exercise price, options exercised	$ 1.21
Stock options, number of options expired	(472,931)
Stock options, weighted average exercise price, stock options expired	$ 2.72
Stock options, number of options forfeited during the period	(236,569)
Stock options, weighted average exercise price of forfeitures	$ 4.97
Balance - End of Period, Number of stock options	787,928
Balance - End of Period, Weighted average exercise price	$ 5.22