Stock-Based Compensation (Schedule of Stock-Based Compensation Expense) (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation expense	$ 943,146	$ 5,887,593	$ 1,183,731
Costs applicable to mining revenue
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation expense	(155,964)	429,916	0
Reclamation and exploration expenses
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation expense	45,705	1,765,963	203,731
General and administrative
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation expense	1,028,347	3,644,602	980,000
Hospitality operating costs
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Stock-based compensation expense	25,058	47,112	0
Restricted stock
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items]
Unrecognized compensation cost related to non-vested share restricted stock awards	$ 100,000
Unrecognized compensation cost related to non-vested share restricted stock awards, recognition period	5 months