Stock Options - Summary of Non Vested Stock Options (Details) - $ / shares	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Shares Non-vested , Beginning balance	3,826,274	2,035,254
Shares, Granted	1,681,500	3,020,000
Shares, vested	(2,003,806)	(1,194,600)
Shares, Forfeited	(173,979)	(34,380)
Shares Outstanding, Ending balance	3,329,989	3,826,274
Weighted Average fair value non vested, Beginning balance	$ 2.86	$ 0.85
Weighted Average fair value, Forfeited	5.03
Weighted Average fair value non vested, Ending balance	$ 4.61	$ 2.86