Equity-Based Compensation - Schedule of Stock Option Activity (Details)	6 Months Ended
	Jun. 30, 2017 USD ($) $ / shares shares
Employees [Member]
Number of Options Outstanding, beginning of year | shares	836,256
Granted | shares	369,929
Exercised | shares
Forfeited | shares	(6,715)
Number of Options Outstanding, end of year | shares	1,199,470
Number of Options Vested and expected to vest | shares	1,199,470
Number of Options Exercisable at end of year | shares	857,288
Weighted Average Exercise Price Outstanding, beginning of year	$ 16.82
Weighted Average Exercise Price Granted	0.55
Weighted Average Exercise Price Exercised
Weighted Average Exercise Price Forfeited	24.45
Weighted Average Exercise Price Outstanding, end of year	11.76
Weighted Average Exercise Price Vested and expected to vest	11.76
Outstanding, end of year	$ 15.24
Weighted Average Remaining Contracted Term Outstanding, beginning of year	4 years 5 months 20 days
Weighted Average Remaining Contracted Term Granted	0 years
Weighted Average Remaining Contracted Term Forfeited	0 years
Weighted Average Remaining Contracted Term Outstanding, end of year	5 years 10 months 6 days
Weighted Average Remaining Contracted Term Vested and expected to vest	5 years 10 months 6 days
Weighted Average Remaining Contracted Term Exercisable at end of year	3 years 6 months 10 days
Aggregate Intrinsic Value Outstanding, beginning of year | $
Aggregate Intrinsic Value Granted
Aggregate Intrinsic Value Exercised | $
Aggregate Intrinsic Value Forfeited
Aggregate Intrinsic Value Outstanding, end of year | $
Aggregate Intrinsic Value Vested and expected to vest | $
Aggregate Intrinsic Value Exercisable at end of year | $
Non-Employees [Member]
Number of Options Outstanding, beginning of year | shares	271,500
Granted | shares	149,740
Exercised | shares
Forfeited | shares	5,590
Number of Options Outstanding, end of year | shares	415,650
Number of Options Vested and expected to vest | shares	415,650
Number of Options Exercisable at end of year | shares	269,161
Weighted Average Exercise Price Outstanding, beginning of year	$ 10.41
Weighted Average Exercise Price Granted	0.57
Weighted Average Exercise Price Exercised
Weighted Average Exercise Price Forfeited	15.08
Weighted Average Exercise Price Outstanding, end of year	6.80
Weighted Average Exercise Price Vested and expected to vest	6.80
Outstanding, end of year	$ 10.17
Weighted Average Remaining Contracted Term Outstanding, beginning of year	4 years 7 months 28 days
Weighted Average Remaining Contracted Term Granted	0 years
Weighted Average Remaining Contracted Term Exercised	0 years
Weighted Average Remaining Contracted Term Forfeited	0 years
Weighted Average Remaining Contracted Term Outstanding, end of year	6 years 3 months 4 days
Weighted Average Remaining Contracted Term Vested and expected to vest	6 years 3 months 4 days
Weighted Average Remaining Contracted Term Exercisable at end of year	4 years 2 months 1 day
Aggregate Intrinsic Value Outstanding, beginning of year | $
Aggregate Intrinsic Value Granted
Aggregate Intrinsic Value Exercised | $
Aggregate Intrinsic Value Forfeited
Aggregate Intrinsic Value Outstanding, end of year | $
Aggregate Intrinsic Value Vested and expected to vest | $
Aggregate Intrinsic Value Exercisable at end of year | $