COMMITMENTS AND CONTINGENCIES (Details) (Supply contract, Itochu, Subsequent event)	1 Months Ended
	Jul. 31, 2013 lb
Supply contract | Itochu | Subsequent event
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%