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Summary of Warrants by Year of Expiration (Details) - Jun. 30, 2015 - $ / shares	Total
Class Of Warrant Or Right [Line Items]
Number of Warrants	26,179,634
Weighted Average Exercise Price	$ 1.39
2016
Class Of Warrant Or Right [Line Items]
Year of Expiration	2016
Number of Warrants	579,712
Weighted Average Exercise Price	$ 9.74
2017
Class Of Warrant Or Right [Line Items]
Year of Expiration	2017
Number of Warrants	168,866
Weighted Average Exercise Price	$ 2.56
2018
Class Of Warrant Or Right [Line Items]
Year of Expiration	2018
Number of Warrants	6,742,068
Weighted Average Exercise Price	$ 1.68
2019
Class Of Warrant Or Right [Line Items]
Year of Expiration	2019
Number of Warrants	1,570,262
Weighted Average Exercise Price	$ 2.25
2020
Class Of Warrant Or Right [Line Items]
Year of Expiration	2020
Number of Warrants	310,094
Weighted Average Exercise Price	$ 2.28
2022
Class Of Warrant Or Right [Line Items]
Year of Expiration	2022
Number of Warrants	16,808,632
Weighted Average Exercise Price	$ 0.87

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Year during which outstanding warrants of company stock will expire.

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- Definition

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- Definition

Number of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 235



-SubTopic 10



-Section S99



-Paragraph 1



-Subparagraph (SX 210.4-08.(i))



-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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