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Property, Plant and Equipment (Tables) | 12 Months Ended
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Dec. 31, 2017
Property, Plant and Equipment [Abstract] |
Schedule of Property, Plant and Equipment |
|  | Net Property, Plant and Equipment at December 31, 2017 |
(thousands of dollars) |  | Turkey |  |  | Texas |  |  | New Mexico |  |  | Corporate |  |  | Net book value |
Uranium plant |  | $ | - |  |  | $ | 8,304 |  |  | $ | - |  |  | $ | - |  |  | $ | 8,304 |
Mineral rights and properties-Uranium |  |  | 17,968 |  |  |  | - |  |  |  | 7,806 |  |  |  | - |  |  |  | 25,774 |
Other property, plant and equipment |  |  | 11 |  |  |  | 1,109 |  |  |  | - |  |  |  | 211 |  |  |  | 1,331 |
Total net book value |  | $ | 17,979 |  |  | $ | 9,413 |  |  | $ | 7,806 |  |  | $ | 211 |  |  | $ | 35,409 |
|  | Net Property, Plant and Equipment at December 31, 2016 |
(thousands of dollars) |  | Turkey |  |  | Texas |  |  | New Mexico |  |  | Corporate |  |  | Net book value |
Uranium plant |  | $ | - |  |  | $ | 8,459 |  |  | $ | - |  |  | $ | - |  |  | $ | 8,459 |
Mineral rights and properties-Uranium |  |  | 17,968 |  |  |  | - |  |  |  | 19,102 |  |  |  | - |  |  |  | 37,070 |
Other property, plant and equipment |  |  | 22 |  |  |  | 1,224 |  |  |  | - |  |  |  | 141 |  |  |  | 1,387 |
Total net book value |  | $ | 17,990 |  |  | $ | 9,683 |  |  | $ | 19,102 |  |  | $ | 141 |  |  | $ | 46,916 |
Summary of Impairment Expense by Project | The Company recorded the following impairment charges for 2017 and 2016 related to its uranium projects and processing facilities:
|  | For the years ended December 31, |
|  | 2017 |  |  | 2016 |
|  | (thousands of dollars) |
Kingsville Dome project |  | $ | 140 |  |  | $ | 160 |
Butler Ranch project |  |  | - |  |  |  | 579 |
Sejita Dome project |  |  | - |  |  |  | 534 |
Nell project |  |  | - |  |  |  | 209 |
Jack Pump project |  |  | - |  |  |  | 191 |
Cebolleta/Juan Tafoya project |  |  | 11,296 |  |  |  | - |
Total Impairment |  | $ | 11,436 |  |  | $ | 1,673 |
Schedule of Mineral Property Expenses | The Company spent the following amounts for each of its material properties:
|  | For the year ended December 31, |
|  | 2017 |  |  | 2016 |
|  | (thousands of dollars) |
Temrezli project, Turkey |  | $ | 261 |  |  | $ | 498 |
Total Turkey projects |  |  | 261 |  |  |  | 498 |
Kingsville Dome project, Texas |  |  | 810 |  |  |  | 779 |
Rosita project, Texas |  |  | 590 |  |  |  | 402 |
Vasquez project, Texas |  |  | 572 |  |  |  | 461 |
Butler Ranch project, Texas |  |  | 21 |  |  |  | 12 |
Other projects, Texas |  |  | 50 |  |  |  | 94 |
Total Texas projects |  |  | 2,043 |  |  |  | 1,748 |
Crownpoint project, New Mexico |  |  | - |  |  |  | 5 |
Churchrock project, New Mexico |  |  | - |  |  |  | 20 |
Cebolleta project, New Mexico |  |  | 538 |  |  |  | 138 |
Juan Tafoya project, New Mexico |  |  | 528 |  |  |  | 47 |
Other projects, New Mexico |  |  | 14 |  |  |  | 5 |
Total New Mexico projects |  |  | 1,080 |  |  |  | 215 |
Columbus Basin project, Nevada |  |  | 866 |  |  |  | 232 |
Railroad Valley, Nevada |  |  | 238 |  |  |  | - |
Other projects, Nevada |  |  | 3 |  |  |  | 31 |
Total Nevada projects |  |  | 1,107 |  |  |  | 263 |
Sal Rica project, Utah |  |  | 93 |  |  |  | 524 |
Total Utah projects |  |  | 93 |  |  |  | 524 |
Total expense for the period |  | $ | 4,584 |  |  | $ | 3,248 |

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- Definition Tabular disclosure for impairment of long-lived assets held and used by an entity which includes a description of the impaired long-lived asset and facts and circumstances leading to the impairment, aggregate amount of the impairment loss and where the loss is located in the income statement, method(s) for determining fair value, and the segment in which the impaired long-lived asset is reported. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84176398&loc=d3e2921-110230 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.CC) -URI http://asc.fasb.org/extlink&oid=27011434&loc=d3e125687-122742 + Details
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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + 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 + Details
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