Stockholders' Equity - Schedule of Share-based Compensation (Details) - USD ($)	3 Months Ended	9 Months Ended	12 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018	Dec. 31, 2017
Share based compensation	$ (50,063)	$ 787,736	$ 588,056	$ 2,435,538	$ 3,867,664	$ 708,998
Research and Development
Share based compensation	3,799	2,127	11,274	8,837
Selling, General and Administrative
Share based compensation	$ (53,862)	$ 785,609	$ 576,782	$ 2,426,701

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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