Mineral Properties (Narrative) (Details) (USD $)	1 Months Ended		12 Months Ended	1 Months Ended			1 Months Ended				1 Months Ended						1 Months Ended
	Aug. 31, 2010	Oct. 31, 2009	Dec. 31, 2010	Aug. 31, 2008 Nichols Ranch ISR Uranium Project [Member]	Nov. 30, 2005 Nichols Ranch ISR Uranium Project [Member]	Aug. 20, 2008 Nichols Ranch ISR Uranium Project [Member] acre	Jan. 31, 2008 Powder River Basin area [Member]	Dec. 31, 2005 Powder River Basin area [Member]	Jan. 15, 2008 Powder River Basin area [Member] ha	Jan. 15, 2008 Powder River Basin area [Member] acre	Dec. 31, 2005 Powder River Basin area [Member] Minimum [Member]	Dec. 31, 2005 Powder River Basin area [Member] Maximum [Member]	Aug. 31, 2010 Powder River Basin area [Member] Warrants Issued for Mineral Property [Member]	Feb. 28, 2007 Campbell County [Member]	Jan. 31, 2010 North Reno Creek [Member]	Sep. 18, 2008 North Reno Creek [Member] Lease Agreements [Member] acre	Dec. 31, 2008 Arkose [Member] Lease Agreements [Member]	Aug. 31, 2008 Arkose [Member] Lease Agreements [Member]	Jul. 07, 2009 Arkose [Member] Lease Agreements [Member] acre	Dec. 03, 2008 Arkose [Member] Lease Agreements [Member] acre	Aug. 20, 2008 Arkose [Member] Lease Agreements [Member] acre
Mineral Right Interest Acquired					100.00%		81.00%	100.00%
Number of Mineral Claims Acquired					10			44						138
Payments to Acquire Mineral Rights				$ 22,275	$ 250,000									$ 3,120,000	$ 600,000		$ 83,993	$ 151,828
Royalty Fee Percentage											6.00%	8.00%
Area of Land						891			33,100	82,000						984			320	1,680	6,073
Warrants Issued During Period, Value													$ 1,258,000
Class of Warrant or Right, Grants in Period, Net of Forfeitures	2,000,000	4,250,000	2,000,000										2,000,000
Class of Warrant or Right, Grants in Period, Exercise Price	$ 3.00	$ 3.00											$ 3.00