Warrants - Schedule of Fair Value of Warrants Classified as Liabilities (Details)	12 Months Ended
	Dec. 31, 2019 $ / shares	Dec. 31, 2018 $ / shares
October 2013 Warrants [Member]
Strike price	$ 15.00	$ 15.00
October 2013 Warrants [Member] \| Expected Dividend Yield [Member]
Fair value assumptions, percentage	0.00	0.00
January 2014 Warrants [Member]
Strike price	$ 15.00	$ 15.00
January 2014 Warrants [Member] \| Expected Dividend Yield [Member]
Fair value assumptions, percentage	0.00	0.00
January 2014 Warrants [Member] \| Contractual Term [Member]
Warrant Expected term (years)	4 years	5 years
January 2014 Warrants [Member] \| Cumulative Volatility [Member]
Fair value assumptions, percentage	90.58	89.76
January 2014 Warrants [Member] \| Risk Free Interest Rate [Member]
Fair value assumptions, percentage	1.68	2.60
October 2013 Warrants [Member] \| Contractual Term [Member]
Warrant Expected term (years)	3 years 9 months 18 days	4 years 9 months 18 days
October 2013 Warrants [Member] \| Cumulative Volatility [Member]
Fair value assumptions, percentage	89.59	89.64
October 2013 Warrants [Member] \| Risk Free Interest Rate [Member]
Fair value assumptions, percentage	1.67	2.59