CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Operating activities:
Net loss	$ (10,582,863)	$ (11,943,038)
Reconciliation of net loss to cash used in operations:
Accretion of asset retirement obligations	307,612	292,305
Amortization of debt discount	1,182,607
Change in fair value of derivative liability	(1,604,657)
Decrease in restoration and reclamation accrual	(131,562)	(1,269,663)
Depreciation and amortization	245,977	341,680
Impairment of uranium properties		683,356
Stock compensation expense	737,270	299,286
Common stock issued for settlement of land obligation	342,595
Other non-cash items, net	23,174	73,875
Effect of changes in operating working capital items:
Decrease in receivables	45,016	258,532
Increase in prepaid and other current assets	(272,968)	(17,274)
Increase/(decrease) in payables, accrued liabilities and deferred credits	60,462	(231,931)
Net cash used in operating activities	(9,647,337)	(11,512,872)
Cash flows from investing activities:
Reduction in restricted cash		5,481,015
Reductions in uranium properties		(122,165)
Purchases of equipment	(6,834)
Net cash provided by/(used in) investing activities	(6,834)	5,358,850
Cash flows from financing activities:
Proceeds from convertible loan	5,000,000
Payments on borrowings	(8,547)	(103,173)
Issuance of common stock, net	11,519,950	3,599,432
Payment of minimum withholding taxes on net share settlements of equity awards	(87,220)
Net cash provided by financing activities	16,424,183	3,496,259
Net increase/(decrease) in cash and cash equivalents	6,770,012	(2,657,763)
Cash and cash equivalents, beginning of period	1,117,303	4,664,596
Cash and cash equivalents, end of period	7,887,315	2,006,833
Cash paid during the period for:
Interest	21,301	2,970
Other non-cash transactions:
Common stock issued for payment of convertible loan interest and fees	676,409
Common stock issued for repayment of short-term loan principal and interest		5,095,833
Common stock issued for the settlement of litigation	333,847
Common stock issued for services		291,500
Restricted stock issued for services		47
Total other non-cash transactions for the period:	$ 1,010,256	$ 5,387,380