Stock-based Compensation (Narrative) (Details) (USD $)	9 Months Ended			9 Months Ended									9 Months Ended			9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013	Sep. 30, 2014 General and administrative expense [Member]	Sep. 30, 2013 General and administrative expense [Member]	Sep. 30, 2014 Exploration expenses [Member]	Sep. 30, 2013 Exploration expenses [Member]	Sep. 30, 2014 Stock Option Plan [Member]	Nov. 07, 2005 Stock Option Plan [Member]	Sep. 30, 2014 Modification of Stock Options [Member]	Sep. 30, 2014 Modification of Stock Options [Member] Expire December 31, 2015 [Member]	Sep. 30, 2014 Modification of Stock Options [Member] Expire December 31, 2014 [Member]	Sep. 30, 2014 Modification of Stock Options [Member] General and administrative expense [Member]	Jun. 15, 2011 2005 Non-Qualified Stock Option Plan [Member]	Jun. 14, 2011 2005 Non-Qualified Stock Option Plan [Member]	Sep. 30, 2014 Options Granted 1 [Member]	Sep. 30, 2014 Options Granted 2 [Member]	Sep. 30, 2014 Options Granted 3 [Member]	Sep. 30, 2014 Options Granted 4 [Member]
Common Stock, Shares Authorized	750,000,000		750,000,000					17,803,860	10,000,000					30,000,000	10,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures	116,500															7,500	30,000	30,000	49,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price	$ 1.32															$ 1.52	$ 1.17	$ 1.36	$ 1.36
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Term																10 years	10 years	10 years	1 year 6 months
Options, Vesting Percentage, Date of Grant																40.00%	40.00%	40.00%
Options, Vesting Percentage, First Anniversary of Date of Grant																30.00%	30.00%	30.00%
Options, Vesting Percentage, Second Anniversary of Date of Grant																30.00%	30.00%	30.00%
Stock-based compensation	$ 957,758			$ 19,555		$ 18,042							$ 120,957
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period	1,814,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price	$ 3.43
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting During Period		719,425		665,030	1,194,927	134,174	109,802
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value	$ 0.81
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Total Intrinsic Value	116,343	16,900
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	8,169,148		11,245,380							690,000	587,500	102,500
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Grant Date Intrinsic Value										$ 0.18
Share-based Compensation Arrangement by Share-based Payment Award, Non-vested Options, Unrecognized Compensation Costs	$ 722,830
Share-based Compensation Arrangement by Share-based Payment Award, Non-vested Options, Unrecognized Compensation Costs, Weighted Average Vesting Period	0 years 9 months 29 days