Mineral Properties (Details) - USD ($) $ in Millions |
1 Months Ended | 12 Months Ended |
|---|---|---|
Dec. 31, 2013 |
Dec. 31, 2005 |
|
| Nfu Wyoming LLC | ||
| Percentage of asset acquired | 100.00% | |
| Aggregate consideration | $ 20.0 | |
| Pathfinder Mines Corporation | ||
| Aggregate consideration | $ 6.6 | |
| Royalty (as a percent) | 5.00% | |
| Estimated asset reclamation obligation | $ 5.7 | |
| Deferred tax liabilities | 3.3 | |
| Mineral properties | $ 15.3 |
| X | ||||||||||
- Definition This element represents that Mineral Properties Acquired Percentage. No definition available.
|
| X | ||||||||||
- Definition Represents the percentage of royalty exists with respect to future production of uranium on mining claims. No definition available.
|
| X | ||||||||||
- Definition Amount of deferred tax liability attributable to taxable temporary differences due after one year or the normal operating cycle, if longer, assumed at the acquisition date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of other liabilities due after one year or the normal operating cycle, if longer, assumed at the acquisition date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition The amount of property, plant, and equipment recognized as of the acquisition date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|