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- Definition

Represents the number of board members.

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No definition available.

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- Definition

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.

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- Definition

This element represents the aggregate cost of investments accounted for under the equity method of accounting.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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- Definition

This item represents the aggregate value of each identified investment accounted for under the equity method of accounting based on the quoted market price for those investments in common stock for which a quoted market price is available.

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.

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No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Investment in Ambler Metals LLC - Narrative (Details)	12 Months Ended
Investment in Ambler Metals LLC - Narrative (Details)	Nov. 30, 2023 USD ($) Owner	Nov. 30, 2022 USD ($)	Nov. 30, 2021 USD ($)	Feb. 11, 2020 USD ($)
Schedule of Equity Method Investments [Line Items]
Loss for the year	$ (14,951,000)	$ (24,257,000)	$ (21,660,000)
Number of board members \| Owner	2
Investment in Ambler Metals	$ 135,021,000	142,754,000
Ambler Metals LLC
Schedule of Equity Method Investments [Line Items]
Joint venture, contributed amount	$ 111,000	51,000
Percentage of ownership	50.00%			50.00%
Loss for the year	$ (15,700,000)	(34,700,000)
Number of board members \| Owner	4
Investment in Ambler Metals	$ 135,021,000
Fair value ascribed to Ambler Metals LLC interest		142,754,000	$ 160,063,000
South32 \| Ambler Metals LLC
Schedule of Equity Method Investments [Line Items]
Percentage of ownership				50.00%
Upper Kobuk Mineral Projects \| South32 \| Ambler Metals LLC
Schedule of Equity Method Investments [Line Items]
Joint venture, contributed amount				$ 145,000,000
Ambler Metals
Schedule of Equity Method Investments [Line Items]
Operating expenses	$ 27,000	0
Net proceeds from mineral transfer		$ 140,000