Temporary Equity and Stockholders' Deficit - Summary of Outstanding Warrants (Details)	12 Months Ended
	Dec. 31, 2019 $ / shares shares
Class G Warrant [Member]
Warrants	142,857
Warrant Term	April 2020
Warrant Exercise Price | $ / shares	$ 4.20
Warrant Exercisable	142,857
Class H Warrant [Member]
Warrants	50,000
Warrant Term	January 2020 - March 2020
Warrant Exercise Price | $ / shares	$ 2.10
Warrant Exercisable	50,000
Class I Warrant [Member]
Warrants	38,095
Warrant Term	January 2020
Warrant Exercise Price | $ / shares	$ 2.10
Warrant Exercisable	38,095
Class J Warrant [Member]
Warrants	3,649,318
Warrant Term	July 2029
Warrant Exercise Price | $ / shares	$ 0.48
Warrant Exercisable	3,649,318
Class K Warrant [Member]
Warrants	3,649,318
Warrant Term	July 2029
Warrant Exercise Price | $ / shares	$ 0.80
Warrant Exercisable	3,649,318