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Fair Value Measurement - Fair Value Measurements Change in Level 3 Inputs (Details) - USD ($) |  | 9 Months Ended
--- | --- | ---
Aug. 05, 2019 | Sep. 30, 2019
Liabilities, fair value, beginning balance |  | $ 9,142,000
Repayment of obligation |  | (6,000,000)
Issuance of secured convertible notes | $ 2,780,000 | 1,845,512
Conversion of principal to equity |  | (648,067)
Change in fair value |  | 3,683,860
Liabilities, fair value, eding balance |  | 8,023,305
Secured Convertible Notes [Member] |  |
Liabilities, fair value, beginning balance |  |
Repayment of obligation |  |
Issuance of secured convertible notes |  | 1,845,512
Conversion of principal to equity |  | (648,067)
Change in fair value |  | 408,860
Liabilities, fair value, eding balance |  | 1,606,305
Proceeds Investment Agreement [Member] |  |
Liabilities, fair value, beginning balance |  | 9,142,000
Repayment of obligation |  | (6,000,000)
Issuance of secured convertible notes |  |
Conversion of principal to equity |  |
Change in fair value |  | 3,275,000
Liabilities, fair value, eding balance |  | $ 6,417,000

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- Definition Amount of the required periodic payments applied to principal. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3255-108585 + Details
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