Stock-Based Compensation - Summary of Warrant Outstanding (Details) - Warrant [Member] $ / shares in Units, $ in Thousands	6 Months Ended
	Jun. 30, 2017 USD ($) $ / shares shares
Warrants outstanding beginning	100,000
Warrants outstanding Issued	11,618,819
Warrants outstanding Exercised
Warrants outstanding Expired
Warrants outstanding ending	11,718,819
Warrants exercisable ending	11,718,819
Weighted average exercise price beginning | $ / shares	$ 3.75
Weighted average exercise price Issued | $ / shares	0.83
Weighted average exercise price Exercised | $ / shares
Weighted average exercise price ending | $ / shares	0.85
Weighted average exercise price exercisable ending | $ / shares	$ 0.85
Intrinsic Value outstanding ending | $	$ 6,903
Intrinsic Value exercisable ending | $	$ 6,903