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Subsequent Events Subsequent Events details (Details) - USD ($) $ / shares in Units, $ in Millions | 2 Months Ended | 3 Months Ended |  |
--- | --- | --- | --- | ---
Nov. 15, 2016 | Dec. 31, 2016 | Mar. 31, 2013 | Sep. 30, 2016 | Jun. 30, 2016
Subsequent Event [Line Items] |  |  |  |  |
Common stock, par value |  |  |  | $ 0.01 | $ 0.01
Investment Warrants, Exercise Price | $ 9.00 |  | $ 10.00 |  |
WarrantsExercised |  | 241,667 |  |  |
Proceeds from Warrant Exercises |  | $ 2.2 |  |  |
Juneau Exploration LLC [Member] |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
WarrantsExercised |  | 83,334 |  |  |

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- Definition Warrants Exercised + References No definition available. + Details
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- Definition Exercise price of the warrants. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column A + Details
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- Definition Face amount or stated value per share of common stock. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock warrants. + References No definition available. + Details
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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- Details
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