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Share-Based Compensation - Schedule of Stock Compensation expenses (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Total stock compensation expense | $ 1,984,587 | $ 4,344,429
Class A Common Stock Grants [Member] |  |
Total stock compensation expense |  | 1,302,000
Warrant Instruments [Member] |  |
Total stock compensation expense | 149,294 | 2,718,554
Stock Options [Member] |  |
Total stock compensation expense | $ 1,835,293 | $ 323,875

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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
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- Details
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- Details
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