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Warrants (Details 1) - $ / shares | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016
Warrants (Equity) [Member] |  |
Summary of outstanding debt and equity warrants [Line Items] |  |
Number of Shares, Warrants, Beginning Balance | 21,532,062 | 12,937,902
Number of Shares, Warrants issued to financial advisors |  | 500,000
Number of Shares, Warrants issued with promissory notes |  | 1,785,715
Number of Shares, Warrants issued with term loan | 11,764,704 | 7,424,804
Number of Shares, Warrants expired | (292,755) | (1,116,359)
Number of Shares, Warrants, Ending Balance | 33,004,011 | 21,532,062
Weighted Average Exercise Price, Beginning Balance | $ 0.65 | $ 1.88
Weighted Average Exercise Price, Warrants issued to financial advisors |  | 0.28
Weighted Average Exercise Price, Warrants issued with promissory notes |  | 0.28
Weighted Average Exercise Price, Warrants issued with term loan | 0.28 | 0.28
Weighted Average Exercise Price, Warrants expired | 46.68 | 11.52
Weighted Average Exercise Price, Ending Balance | $ 0.47 | $ 0.65
Weighted Average Remaining Contractual Life, Beginning Period | 3 years 9 months 14 days | 3 years 10 months 25 days
Weighted Average Remaining Contractual Life, Warrants issued to financial advisors |  | 4 years 5 months 16 days
Weighted Average Remaining Contractual Life, Warrants issued with promissory notes |  | 4 years 4 months 13 days
Weighted Average Remaining Contractual Life, Warrants issued with term loan | 4 years 9 months | 4 years 8 months 12 days
Weighted Average Remaining Contractual Life, Ending Period | 3 years 6 months 18 days | 7 months 24 days
Warrants (Liability) [Member] |  |
Summary of outstanding debt and equity warrants [Line Items] |  |
Number of Shares, Warrants, Beginning Balance | 6,487,500 | 6,487,500
Number of Shares, Warrants issued to financial advisors |  |
Number of Shares, Warrants issued with promissory notes |  |
Number of Shares, Warrants issued with term loan |  |
Number of Shares, Warrants expired |  |
Number of Shares, Warrants, Ending Balance | 6,487,500 | 6,487,500
Weighted Average Exercise Price, Beginning Balance | $ 0.35 | $ 0.35
Weighted Average Exercise Price, Warrants issued to financial advisors |  |
Weighted Average Exercise Price, Warrants issued with promissory notes |  |
Weighted Average Exercise Price, Warrants issued with term loan |  |
Weighted Average Exercise Price, Warrants expired |  |
Weighted Average Exercise Price, Ending Balance | $ 0.35 | $ 0.35
Weighted Average Remaining Contractual Life, Beginning Period | 2 years 7 months 21 days | 3 years 7 months 21 days
Weighted Average Remaining Contractual Life, Ending Period | 1 year 7 months 21 days | 2 years 7 months 21 days

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- Definition Exercise price per share or per unit 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)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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