XML 68 R50.htm IDEA: XBRL DOCUMENT
v2.4.0.8

COMMITMENTS AND CONTINGENCIES (Details) (Other officers) | 12 Months Ended
--- | ---
Dec. 31, 2012
Other officers |
Compensation Agreements |
Period to receive certain rights and benefits in the event of change in control | 24 months

X
- Details
Name: | urre_CompensationAgreementsLineItems
Namespace Prefix: | urre_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the period during which an individual is entitled to receive certain rights and benefits in the event of a change in control of the entity. + References No definition available. + Details
Name: | urre_PeriodForRightsAndBenefitsEntitlementInEventOfChangeInControl
Namespace Prefix: | urre_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration