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Stock Based Compensation - Summary of Warrant Activity (Details) | 9 Months Ended
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Sep. 30, 2018 $ / shares shares
Number of Shares, Exercisable at end of year | 3,074,018
Channel Partner Warrants [Member] |
Number of Shares, outstanding, at beginning of year | 1,303,832
Number of Shares, Issued | 295,000
Number of Shares, Exercised |
Number of Shares, Forfeited | (499,824)
Number of Shares, outstanding at end of year | 1,099,008
Number of Shares, Exercisable at end of year | 261,696
Weighted Average Exercise Price, outstanding, at beginning of year | $ / shares | $ 1.48
Weighted Average Exercise Price, Issued | $ / shares | 1.74
Weighted Average Exercise Price, Exercised | $ / shares |
Weighted Average Exercise Price, Forfeited | $ / shares | 1.39
Weighted Average Exercise Price, outstanding, at end of year | $ / shares | 1.50
Weighted Average Exercise Price, Exercisable at end of year | $ / shares | $ 1.47
Weighted Average Remaining Contractual Life, Outstanding | 3 years 9 months 25 days
Weighted Average Remaining Contractual Life, Exercisable | 3 years 9 months 22 days

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- Definition Number of non-option equity instruments exercised by participants. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(2) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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