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Segmented Information (Details) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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|---|---|---|---|---|---|---|---|
| Restricted Cash | $ 5,055 | $ 2,054 | |||||
| Mineral properties | 52,702 | 33,501 | [1] | 31,480 | [1] | ||
| Capital assets | 35,250 | 11,756 | |||||
| Equity investment | 1,085 | 2,632 | |||||
| Deposits | 0 | 1,330 | |||||
| Assets, Noncurrent, Total | 94,904 | 51,273 | |||||
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United States [Member]
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|||||||
| Restricted Cash | 5,055 | 2,054 | |||||
| Mineral properties | 52,213 | 32,976 | |||||
| Capital assets | 35,250 | 11,756 | |||||
| Equity investment | 1,085 | 2,632 | |||||
| Deposits | 1,330 | ||||||
| Assets, Noncurrent, Total | 93,603 | 50,748 | |||||
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Canada [Member]
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|||||||
| Restricted Cash | 0 | 0 | |||||
| Mineral properties | 489 | 525 | |||||
| Capital assets | 0 | 0 | |||||
| Equity investment | 0 | 0 | |||||
| Deposits | 0 | ||||||
| Assets, Noncurrent, Total | $ 489 | $ 525 | |||||
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| X | ||||||||||
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- Definition
Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The carrying amount of the asset transferred to a third party to serve as a deposit, which typically serves as security against failure by the transferor to perform under terms of an agreement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Mineral properties, net of adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Cash and equivalents whose use in whole or in part is restricted for the long-term, generally by contractual agreements or regulatory requirements. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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