Mineral properties (Details Textual)
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12 Months Ended | 105 Months Ended | 12 Months Ended | ||||
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Dec. 31, 2012
CAD
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Dec. 31, 2011
CAD
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Dec. 31, 2010
CAD
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Dec. 31, 2012
CAD
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Dec. 31, 2012
Nfu Wyoming Llc [Member]
Lost Creek Property [Member]
USD ($)
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Dec. 31, 2012
Nfu Wyoming Llc [Member]
Lost Creek Property [Member]
CAD
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Dec. 31, 2010
Kaycee Claims [Member]
Other Us Properties [Member]
CAD
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Percentage of asset acquired | 100.00% | 100.00% | |||||
Purchase price | 24,515,832 | ||||||
Purchased property interest | 20,000,000 | ||||||
Write-off of mineral properties | 0 | 0 | 381,252 | 803,336 | 381,252 |
X | ||||||||||
- Definition
This element represents that Mineral Properties Acquired Percentage. No definition available.
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X | ||||||||||
- Definition
The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Carrying amount at the balance sheet date of mineral properties, gross of adjustments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Carrying amount at the balance sheet date of mineral rights, or rights to extract a mineral from the earth or to receive payment in the form of a royalty for the extraction of minerals, net of amortization. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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