Fair Value Measurement |
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Dec. 31, 2018 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Fair Value Disclosures [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Fair Value Disclosures [Text Block] |
Note 10 — Fair Value Measurement Financial instruments measured at fair value are classified in their entirety based on the lowest level of input that is significant to the fair value measurement. At December 31, 2018 and 2017, the warrant balance of $0 was classified as Level 3 instruments. The following table sets forth the changes in the estimated fair value for the Company’s Level 3 classified derivative warrant liability (in thousands):
On June 26, 2017, pursuant to the terms of the Company’s $3.0 million NSC Note, upon the closing of the Company’s IPO, the Company issued to National warrants for 125,000 common shares at par with a fair value of $0.8 million, relating to its aggregate gross proceeds from its third-party offerings exceeding five times the value of the debt. Upon the issuance of the warrant, Fortress was removed as the guarantor on the note (see Note 7). Additionally, on June 26, 2017, the Company issued 2,488 warrants to purchase common shares of the Company at $4.02, to Westpark, in connection with their role as placement agent. The following table sets forth the changes in the estimated fair value for our Level 3 classified convertible notes payable (in thousands):
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