Warrants - Schedule of Fair Value of Warrants Classified as Liabilities (Details)	3 Months Ended	12 Months Ended
	Mar. 31, 2021 $ / shares	Dec. 31, 2020 $ / shares
October 2013 Warrants [Member]
Strike price	$ 15.00	$ 15.00
Value	$ 0.36	$ 0.36
October 2013 Warrants [Member] \| Expected Dividend Yield [Member]
Fair value assumptions, percentage	0.00	0.00
October 2013 Warrants [Member] \| Contractual Term [Member]
Warrant Expected term (years)	2 years 7 months 6 days	2 years 9 months 18 days
October 2013 Warrants [Member] \| Cumulative Volatility [Member]
Fair value assumptions, percentage	124.57	119.18
October 2013 Warrants [Member] \| Risk Free Interest Rate [Member]
Fair value assumptions, percentage	0.14	0.16
January 2014 Warrants [Member]
Strike price	$ 15.00	$ 15.00
Value	$ 0.38	$ 0.38
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)	2 years 9 months 18 days	3 years
January 2014 Warrants [Member] \| Cumulative Volatility [Member]
Fair value assumptions, percentage	121.00	116.65
January 2014 Warrants [Member] \| Risk Free Interest Rate [Member]
Fair value assumptions, percentage	0.16	0.18