Warrants - Summary of Warrants Activity (Details) - Warrant [Member] - $ / shares	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding at beginning	1,806,000	1,891,000
Granted	5,976,000
Exercised		(1,000)
Forfeited or expired	(100,000)	(84,000)
Outstanding at ending	7,682,000	1,806,000
Exercisable at ending	7,682,000
Class of Warrant or Right, Exercise Price of Warrants or Rights [Roll Forward]
Outstanding at beginning	$ 16.08	$ 17.20
Granted	11.76
Exercised		11.76
Forfeited or expired	90.00	40.00
Outstanding at ending	11.76	$ 16.08
Exercisable at ending	$ 11.76
Class of Warrant or Right, Weighted Average Remaining Contractual Life of Warrants or Rights [Roll Forward]
Outstanding at ending	4 years 2 months 15 days
Exercisable at ending		4 years 2 months 15 days