Stockholder's Equity - Summary of Warrant Activity (Details)	9 Months Ended
	Sep. 30, 2018 USD ($) $ / shares shares
Equity [Abstract]
Warrants Outstanding, Beginning Balance | shares	2,623,077
Warrants Outstanding, Granted | shares	500,000
Warrants Outstanding, Exercised | shares	(1,925,286)
Warrants Outstanding, Forfeited and Cancelled | shares	(34,022)
Warrants Outstanding, Ending Balance | shares	1,163,769
Warrants Outstanding Weighted Average Remaining Life, Beginning Balance	3 years 7 months 13 days
Warrants Outstanding Weighted Average Remaining Life, Granted	4 years 6 months
Warrants Outstanding Weighted Average Remaining Life, Exercised	4 years 6 months
Warrants Outstanding Weighted Average Remaining Life, Forfeited and Cancelled	4 years 6 months
Warrants Outstanding Weighted Average Remaining Life, Ending Balance	2 years 3 months 11 days
Warrants Outstanding Weighted Average Exercise Price, Beginning Balance	$ 5.96
Warrants Outstanding Weighted Average Exercise Price, Granted	5.40
Warrants Outstanding Weighted Average Exercise Price, Exercised	5.34
Warrants Outstanding Weighted Average Exercise Price, Forfeited and Cancelled	5.40
Warrants Outstanding Weighted Average Exercise Price, Ending Balance	$ 6.75
Warrants Outstanding Aggregate Intrinsic Value, Beginning Balance | $	$ 54,880
Warrants Outstanding Aggregate Intrinsic Value, Granted	$ 1,400,000
Warrants Outstanding Aggregate Intrinsic Value, Ending Balance | $	$ 1,687,465