Equity-Based Compensation - Schedule of Stock Option Activity (Details) - USD ($)	6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017
Number of options, granted	2,933,627	669,619
Employees [Member]
Number of options outstanding, beginning of period	1,203,918
Number of options, granted	2,933,627
Number of options, forfeited	(120,000)
Number of options, expired	(15,833)
Number of options outstanding, end of period	4,001,712
Number of options, vested and expected to vest	4,001,712
Number of options exercisable, end of period	1,043,054
Weighted average exercise price outstanding, beginning of period	$ 5.91
Weighted average exercise price, granted	0.35
Weighted average exercise price, forfeited	5.28
Weighted average exercise price, expired	12.00
Weighted average exercise price outstanding, end of period	1.83
Weighted average exercise price, vested and expected to vest	1.83
Weighted average exercise price outstanding, end of period	$ 5.18
Weighted average remaining contracted term (years) outstanding, beginning of period	6 years 10 months 21 days
Weighted average remaining contracted term (years), granted	0 years
Weighted average remaining contracted term (years), forfeited	0 years
Weighted average remaining contracted term (years), expired	0 years
Weighted average remaining contracted term (years) outstanding, end of period	9 years 29 days
Weighted average remaining contracted term (years), vested and expected to vest	9 years 29 days
Weighted average remaining contracted term (years), exercisable at end of period	6 years 6 months 29 days
Aggregate intrinsic value outstanding, beginning of period
Aggregate intrinsic value, granted
Aggregate intrinsic value, forfeited
Aggregate intrinsic value, expired
Aggregate intrinsic value outstanding, end of period
Aggregate intrinsic value, vested and expected to vest
Aggregate intrinsic value, exercisable at end of period
Non-Employees [Member]
Number of options outstanding, beginning of period	834,876
Number of options, granted	1,156,152
Number of options, forfeited	(93,854)
Number of options, expired	(14,250)
Number of options outstanding, end of period	1,882,924
Number of options, vested and expected to vest	1,882,924
Number of options exercisable, end of period	456,529
Weighted average exercise price outstanding, beginning of period	$ 2.70
Weighted average exercise price, granted	0.34
Weighted average exercise price, forfeited	6.26
Weighted average exercise price, expired	32.77
Weighted average exercise price outstanding, end of period	0.85
Weighted average exercise price, vested and expected to vest	0.85
Weighted average exercise price outstanding, end of period	$ 2.71
Weighted average remaining contracted term (years) outstanding, beginning of period	6 years 8 months 9 days
Weighted average remaining contracted term (years), granted	0 years
Weighted average remaining contracted term (years), forfeited	0 years
Weighted average remaining contracted term (years), expired	0 years
Weighted average remaining contracted term (years) outstanding, end of period	8 years 7 months 10 days
Weighted average remaining contracted term (years), vested and expected to vest	8 years 7 months 10 days
Weighted average remaining contracted term (years), exercisable at end of period	6 years 2 months 30 days
Aggregate intrinsic value outstanding, beginning of period
Aggregate intrinsic value, granted
Aggregate intrinsic value, forfeited
Aggregate intrinsic value, expired
Aggregate intrinsic value outstanding, end of period
Aggregate intrinsic value, vested and expected to vest
Aggregate intrinsic value, exercisable at end of period