v3.20.1

Fair Value Measurement - Warrants (Details) - Warrant - USD ($) | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Fair value, liability, beginning balance | $ 1,822,819 | $ 0
Fair value of new issuances | 0 | 4,506,289
Change in fair value for the year | 15,369,253 | (2,683,470)
Reclassification to additional paid-in capital | (857,072) | 0
Fair value, liability, ending balance | $ 16,335,000 | $ 1,822,819

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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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- Definition Amount of issuances of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition Fair Value, Measurement With Unobservable Inputs Reconciliation, Change in Fair Value + References No definition available. + Details
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- Definition Fair Value, Measurement with Unobservable Inputs Reconciliation, Reclassification to APIC + References No definition available. + Details
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