Restatement of Financial Statements (Narrative) (Details) (USD $)	3 Months Ended			6 Months Ended	9 Months Ended	12 Months Ended			154 Months Ended	157 Months Ended	160 Months Ended	163 Months Ended	3 Months Ended			6 Months Ended	9 Months Ended	12 Months Ended		151 Months Ended	154 Months Ended	157 Months Ended	160 Months Ended	163 Months Ended
	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Jun. 30, 2012	Sep. 30, 2012	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Mar. 31, 2012	Jun. 30, 2012	Sep. 30, 2012	Dec. 31, 2012	Sep. 30, 2012 Restatement Adjustment [Member]	Jun. 30, 2012 Restatement Adjustment [Member]	Mar. 31, 2012 Restatement Adjustment [Member]	Jun. 30, 2012 Restatement Adjustment [Member]	Sep. 30, 2012 Restatement Adjustment [Member]	Dec. 31, 2012 Restatement Adjustment [Member]	Dec. 31, 2011 Restatement Adjustment [Member]	Dec. 31, 2011 Restatement Adjustment [Member]	Mar. 31, 2012 Restatement Adjustment [Member]	Jun. 30, 2012 Restatement Adjustment [Member]	Sep. 30, 2012 Restatement Adjustment [Member]	Dec. 31, 2012 Restatement Adjustment [Member]
Mineral property expenditures	$ 4,481,607	$ 7,269,922	$ 6,365,807	$ 13,635,729	$ 18,117,336	$ 22,801,376	$ 12,259,691	$ 6,661,909	$ 69,242,426	$ 76,512,347	$ 80,993,954	$ 85,677,992	$ 3,938,385	$ 6,819,598	$ 6,128,020	$ 12,947,618	$ 16,886,003	$ 14,472,908	$ 6,819,710	$ 9,754,067	$ 15,882,088	$ 22,701,685	$ 26,640,070	$ 21,292,618
Construction in Progress	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0		$ 0	$ 0	$ 0	$ 0	$ 26,640,070	$ 22,701,685	$ 15,882,088	$ 22,701,685	$ 26,640,070	$ 20,172,666	$ 6,345,390	$ 6,345,390	$ 15,882,088	$ 22,701,685	$ 26,640,070	$ 20,172,666