Schedule of NovaGold Arrangement Stock Options Outstanding (Details) (USD $)	12 Months Ended
Nov. 30, 2014	Nov. 30, 2013
Number of outstanding options	1,741,666	168,332
Weighted average exercise price options outstanding	$ 1.11	$ 1.79
Number of exercisable options	1,043,328
Weighted average exercise price	$ 1.12
Number of unvested options	698,338
NovaGold Arrangement Options [Member]
Number of outstanding options	721,415	1,709,503
Weighted average years to expiry	1 year 3 months 25 days
Weighted average exercise price options outstanding	$ 5.06	$ 4.08
Number of exercisable options	715,859
Weighted average exercise price	$ 5.07
Number of unvested options	5,556
NovaGold Arrangement Range 1 [Member] \| NovaGold Arrangement Options [Member]
Exercise price lower range limit	$ 2.98
Exercise price upper range limit	$ 3.99
Number of outstanding options	169,444
Weighted average years to expiry	0 years 9 months 29 days
Weighted average exercise price options outstanding	$ 3.13
Number of exercisable options	163,888
Weighted average exercise price	$ 3.11
Number of unvested options	5,556
NovaGold Arrangement Range 2 [Member] \| NovaGold Arrangement Options [Member]
Exercise price lower range limit	$ 4.00
Exercise price upper range limit	$ 5.99
Number of outstanding options	345,036
Weighted average years to expiry	1 year 7 months 17 days
Weighted average exercise price options outstanding	$ 5.00
Number of exercisable options	345,036
Weighted average exercise price	$ 5.00
Number of unvested options	0
NovaGold Arrangement Range 3 [Member] \| NovaGold Arrangement Options [Member]
Exercise price lower range limit	$ 6.00
Exercise price upper range limit	$ 7.99
Number of outstanding options	206,935
Weighted average years to expiry	1 year 2 months 16 days
Weighted average exercise price options outstanding	$ 6.74
Number of exercisable options	206,935
Weighted average exercise price	$ 6.74
Number of unvested options	0

Weighted average years to expiry

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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Number of non-vested options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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- Definition

The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

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The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range.

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