Discount on consideration

No definition available.

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- Definition

Fair value of cash payments to acquire mineral properties

+ References

No definition available.

+ Details

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- Definition

The maximum subscription price to be paid under the option agreement.

+ References

No definition available.

+ Details

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- Definition

Mineral property, fair value of consideration

+ References

No definition available.

+ Details

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- Definition

Mineral property acquisition

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Net proceeds royalty

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Net smelter return royalty

+ References

No definition available.

+ Details

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- Definition

Purchase price of the net smelter royalty

+ References

No definition available.

+ Details

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- Definition

The capitalized costs incurred during the period (excluded from amortization) to purchase, lease or otherwise acquire an unproved property, including costs of lease bonuses and options to purchase or lease properties, the portion of costs applicable to minerals when land including mineral rights is purchased in fee, brokers' fees, recording fees, legal costs, and other costs incurred in acquiring properties.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 932
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-10(c)(7)(ii))
-URI http://asc.fasb.org/extlink&oid=82851474&loc=d3e511914-122862

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 932
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-10(c)(3)(ii)(A))
-URI http://asc.fasb.org/extlink&oid=82851474&loc=d3e511914-122862

+ Details

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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

Costs incurred and are directly related to generating maintenance revenues. Also includes cost of maintenance on client contracts.

+ 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 210.5-03.2(e))
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

+ Details

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- Definition

The cash outflow from the acquisition of a mineral right which is the right to extract a mineral from the earth or to receive payment, in the form of royalty, for the extraction of minerals.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585

+ Details

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- Definition

The cash outflow from the amount invested for projects in hopes of getting a future return or interest from it.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash inflow from an entity that is affiliated with the entity by means of direct or indirect ownership.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3255-108585

+ Details

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- Details

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- Details

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- Details

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- Details

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- Details

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Mineral properties and development costs (Narrative) (Details) - USD ($)				1 Months Ended		12 Months Ended			156 Months Ended
	Apr. 10, 2017	Oct. 19, 2011	Jan. 11, 2010	Oct. 31, 2017	Oct. 19, 2011	Nov. 30, 2017	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2017
Fair value of cash payments to acquire mineral properties						$ 0			$ 0
Mineral properties expense						15,100,000	$ 5,037,000	$ 4,167,000
Maximum Subscription Price	$ 150,000,000
Maintenance Costs	10,000,000
Proceeds from Contributions from Affiliates	10,000,000			$ 400,000		$ 10,365,000	$ 0	$ 0
Payments to Acquire Projects	$ 5,000,000
Approximations
Payments for mineral property									108,700,000
Acquisition costs									30,600,000
Mineral properties expense									$ 78,100,000
Bornite Property [Member]
Payments for mineral property		$ 4,000,000
Net proceeds royalty					0.00%
Discount on consideration		$ 40,000,000			$ 40,000,000
Bornite Property [Member] \| Minimum [Member]
Mineral property interest percentage		16.00%			16.00%
Net smelter return royalty					1.00%
Bornite Property [Member] \| Maximum [Member]
Mineral property interest percentage		25.00%			25.00%
Net smelter return royalty					2.50%
Ambler Property [Member]
Mineral property interest percentage			100.00%
Mineral property, fair value of consideration			$ 26,600,000
Net smelter return royalty			1.00%
Purchase price of the net smelter royalty			$ 10,000,000