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CONTRACT COMMITMENTS (Details 2) (Supply contract, Itochu) | 1 Months Ended
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Jul. 31, 2013 lb
Supply contract | Itochu |
Supply Commitment |
Percentage of production from the Company's Vasquez, Rosita or Kingsville properties purchased by party | 50.00%
Maximum commitment to supply number of units of U3O8 (in pounds) | 3,000,000
Discount percentage when the market price is $56.50 per pound of U3O8 or less | 5.00%
Market price (in dollars per pound) | 56.50
Discount percentage when the market price is greater than $56.50 per pound | 7.00%

X
- Definition Represents the discount percentage, if market price is greater than a specific price. + References No definition available. + Details
Name: | urre_SignificantSupplyCommitmentDiscountPercentageIfMarketPriceIsGreaterThanSpecificPrice
Namespace Prefix: | urre_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the discount percentage, if market price is less than or equal to a specific price. + References No definition available. + Details
Name: | urre_SignificantSupplyCommitmentDiscountPercentageIfMarketPriceIsLessThanOrEqualToSpecificPrice
Namespace Prefix: | urre_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the market price of production. + References No definition available. + Details
Name: | urre_SignificantSupplyCommitmentMarketPrice
Namespace Prefix: | urre_
Data Type: | us-types:perUnitItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the maximum number of units of goods that must be supplied within the specified time period of the agreement. + References No definition available. + Details
Name: | urre_SignificantSupplyCommitmentMaximumQuantityRequired
Namespace Prefix: | urre_
Data Type: | num:massItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the percentage of production purchased by party pursuant to the amended supply agreement. + References No definition available. + Details
Name: | urre_SignificantSupplyCommitmentPercentageOfProductionPurchasedByParty
Namespace Prefix: | urre_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SupplyCommitmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration