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Common Stock, and Warrants With-Down Round Protection - Schedule of Stock Grants, by Exercise Price Range (Details) | 12 Months Ended
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Dec. 31, 2019 $ / shares shares
Outstanding Balance | 2,028,085
Exercisable | 1,724,194
Exercise Price One [Member] |
Exercise price | $ / shares | $ 4.50
Outstanding Balance | 1,631,873
Exercisable | 1,327,982
Weighted average remaining contractual life (years) | 7 years 6 months 3 days
Exercise Price Two [Member] |
Exercise price | $ / shares | $ 6.25
Outstanding Balance | 344,212
Exercisable | 344,212
Weighted average remaining contractual life (years) | 2 years 2 months 8 days
Exercise Price Three [Member] |
Exercise price | $ / shares | $ 7.00
Outstanding Balance | 2,000
Exercisable | 2,000
Weighted average remaining contractual life (years) | 4 years 6 months
Exercise Price Four [Member] |
Exercise price | $ / shares | $ 7.75
Outstanding Balance | 50,000
Exercisable | 50,000
Weighted average remaining contractual life (years) | 7 years 3 months 4 days

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- Definition The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied. + 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)(iii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices. + 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)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The ceiling of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + 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 (g) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term of outstanding stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 (e)(1) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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