Debt and Warrants - Notes Payable (Details) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Notes payable
Convertible debt, Gross	$ 11,294,770	$ 13,916,478
Less: unamortized debt discount and net issuance costs	(55,600)	(261,826)
Net convertible debt obligation	11,239,170	13,654,652
Interest expense on notes payable	934,214	634,276
Interest payable	917,482	659,961
Notes payable
Notes payable
Convertible debt, Gross	5,180,857	1,587,500
Less: unamortized debt discount and net issuance costs	(335,282)	(446,347)
Net convertible debt obligation	4,845,575	1,141,153
Interest expense on notes payable	1,531,451	49,287
December 2017 note payable | Notes payable
Notes payable
Convertible debt, Gross	1,673,237	$ 1,587,500
February 2018 note payable | Notes payable
Notes payable
Convertible debt, Gross	2,359,750
March 2018 note payable | Notes payable
Notes payable
Convertible debt, Gross	$ 1,147,870