Schedule of Mineral Property Expenses (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended	128 Months Ended
Nov. 30, 2014	Nov. 30, 2013	Nov. 30, 2012	Nov. 30, 2014
Community	$ 137ncq_CommunityExpense	$ 171ncq_CommunityExpense	$ 159ncq_CommunityExpense
Drilling	0ncq_DrillingExpense	1,949ncq_DrillingExpense	4,685ncq_DrillingExpense
Engineering expense	117ncq_EngineeringExpense	1,206ncq_EngineeringExpense	512ncq_EngineeringExpense
Environmental	36us-gaap_EnvironmentalRemediationExpense	90us-gaap_EnvironmentalRemediationExpense	243us-gaap_EnvironmentalRemediationExpense
Geochemistry and geophysics	238ncq_GeochemistryAndGeophysicsExpense	438ncq_GeochemistryAndGeophysicsExpense	1,182ncq_GeochemistryAndGeophysicsExpense
Land and permitting	378ncq_LandAndPermittingExpense	409ncq_LandAndPermittingExpense	81ncq_LandAndPermittingExpense
Other income	(9)us-gaap_OtherIncome	(103)us-gaap_OtherIncome	(82)us-gaap_OtherIncome
Project support	438ncq_ProjectSupportExpense	2,029ncq_ProjectSupportExpense	4,971ncq_ProjectSupportExpense
Wages and benefits	1,177us-gaap_LaborAndRelatedExpense	2,705us-gaap_LaborAndRelatedExpense	3,576us-gaap_LaborAndRelatedExpense
Mineral property expense	$ 2,512us-gaap_ExplorationExpenseMining	$ 8,894us-gaap_ExplorationExpenseMining	$ 15,327us-gaap_ExplorationExpenseMining	$ 53,769us-gaap_ExplorationExpenseMining

Community

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- Definition

Drilling

+ References

No definition available.

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- Definition

Engineering expense

+ References

No definition available.

+ Details

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- Definition

Geochemistry and geophysics

+ References

No definition available.

+ Details

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- Definition

Land and permitting

+ References

No definition available.

+ Details

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- Definition

Project support

+ References

No definition available.

+ Details

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- Definition

The charge against earnings in the period for known or estimated future costs arising from requirements to perform environmental remediation activities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 410

-SubTopic 30

-Section 50

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13296-110859

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- Definition

Exploration expenses (including prospecting) related to the mining industry would be included in operating expenses. Exploration costs include costs incurred in identifying areas that may warrant examination and in examining specific areas that are considered to have prospects of mineral reserves.

+ References

No definition available.

+ Details

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- Definition

The aggregate amount of expenditures for salaries, wages, profit sharing and incentive compensation, and other employee benefits, including equity-based compensation, and pension and other postretirement benefit expense.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.4)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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- Definition

Reflects the sum of all other revenue and income recognized by the entity in the period not otherwise specified in the income statement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-04.4)

-URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 4

-Article 7

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