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Nature of Operations and Basis of Presentation (Details) - shares	9 Months Ended
	Sep. 30, 2018	Dec. 31, 2017
Midas Gold Shares [Member]
Property, Plant and Equipment [Line Items]
Shares owned	7,802,615	7,802,615
Mt Todd, Australia [Member]
Property, Plant and Equipment [Line Items]
Percentage of ownership in project	100.00%

X

- Definition

Balance held at close of period in number of shares.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 210
-Section 50
-Paragraph 6
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-URI http://asc.fasb.org/extlink&oid=50485924&loc=d3e611133-123010

+ Details

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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X

- Definition

Represents the percentage of ownership by the entity in the project.

+ References

No definition available.

+ Details

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