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PROPERTY, PLANT AND EQUIPMENT (Details) (USD $) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2013 | Mar. 31, 2012 | Dec. 31, 2012
PROPERTY, PLANT AND EQUIPMENT |  |  |
Property, Plant and Equipment, net | $ 34,626,832 |  | $ 34,739,746
Impairment provision | 279,429 | 268,923 |
Uranium plant |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |
Property, Plant and Equipment, net | 9,505,000 |  | 9,532,000
Permits and licenses |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |
Property, Plant and Equipment, net | 174,000 |  | 174,000
Mineral rights and properties |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |
Property, Plant and Equipment, net | 20,873,000 |  | 20,872,000
Evaluation and delineation |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |
Property, Plant and Equipment, net | 2,022,000 |  | 2,022,000
Vehicles/depreciable equipment |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |
Property, Plant and Equipment, net | 1,390,000 |  | 1,435,000
Other property, plant and equipment |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |
Property, Plant and Equipment, net | 663,000 |  | 705,000
Kingsville Dome Property |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |
Impairment provision | 96,000 | 168,000 |
Net carrying value of the property | 5,400,000 |  |
Rosita Property |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |
Impairment provision | 5,000 | 14,000 |
Net carrying value of the property | 4,900,000 |  |
Vasquez Property |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |
Impairment provision | 178,000 | 87,000 |
Net carrying value of the property | $ 412,000 |  |

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- Definition The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=8077374&loc=d3e2420-110228 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 144 -Paragraph 45, 46, 47 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Mineral properties, net of adjustments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 19 -Paragraph 15 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 13 -Subparagraph a -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 8 -Article 7 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 12 -Paragraph 5 -Subparagraph b, c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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