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Schedule of Change in Asset Retirement Obligation (Details) (Nichols Ranch ISR Uranium Project [Member], USD $)	3 Months Ended
	Mar. 31, 2013
Nichols Ranch ISR Uranium Project [Member]
Asset Retirement Obligation, Beginning Balance	$ 1,071,843
Liabilities incurred	33,121
Accretion expense	18,032
Revision of estimated cash flows	0
Asset Retirement Obligation, Ending Balance	$ 1,122,996

The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees.

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- Definition

Amount of accretion expense recognized during the period that is associated with an asset retirement obligation. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability.

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