Stockholders’ Equity (Details Narrative) - USD ($)								1 Months Ended		3 Months Ended					9 Months Ended	12 Months Ended
	Jul. 12, 2020	Jul. 07, 2020	Sep. 27, 2019	Jan. 28, 2019	Nov. 14, 2018	Oct. 17, 2018	Sep. 12, 2018	Dec. 31, 2020	Aug. 31, 2020	Sep. 30, 2021	Mar. 31, 2021	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2021	Dec. 31, 2020	Mar. 16, 2018
Class of Stock [Line Items]
Preferred stock, shares authorized										5,000,000					5,000,000
Preferred stock stated value										$ 0.01					$ 0.01
Subscription/exercise price																	$ 17.05
Preferred stock conversion price										$ 8.80					$ 8.80
Warrants and Rights Outstanding, Term																	5 years
Common stock, shares authorized								350,000,000		350,000,000					350,000,000	350,000,000
Common stock shares with specific limitations and restrictions on usage										8,000,000					8,000,000
Common stock shares issued, value										$ 30,000	$ 12,887,000	$ 17,241,000	$ 15,016,000	$ 25,764,000
Number of shares issuable upon exercise of warrant																	73,314
Proceeds from Warrant Exercises															$ 264,000,000
Warrant modification.															$ 46,000,000
Common stock, shares outstanding								42,154,371		47,848,622					47,848,622	42,154,371
2018 Equity Incentive Plan [Member]
Class of Stock [Line Items]
Number of stock is reserved for potential issuance							7,000,000
Expiration period						10 years	10 years
Number of options issued						26,324
Exercise price						$ 9.68
2018 Equity Incentive Plan [Member] | Employees [Member]
Class of Stock [Line Items]
Expiration period					10 years
Number of options issued					23
Exercise price					$ 9.68
2018 Equity Incentive Plan [Member] | Officers [Member]
Class of Stock [Line Items]
Expiration period				10 years					10 years
Number of options issued				27,570					400,000
Exercise price				$ 9.68
Vesting period				1 year					1 year
2018 Equity Incentive Plan [Member] | Employees [Member]
Class of Stock [Line Items]
Expiration period								10 years
Number of options issued								675,000
Vesting period								1 year
Equity Distribution Agreement [Member]
Class of Stock [Line Items]
Sale of Stock, Number of Shares Issued in Transaction															5,665,731
Pre-funded Warrants [Member]
Class of Stock [Line Items]
Number of warrants exercised															1,870,000
Warrant [Member]
Class of Stock [Line Items]
Number of warrants exercised															7,687,860
Alliance Global Partners, LLC [Member]
Class of Stock [Line Items]
Number of shares issued upon transaction			1,740,550
Number of shares issuable upon exercise of warrant			7,148,310
Proceeds from issuance of secuirites			$ 7,200,000,000
Alliance Global Partners, LLC [Member] | Warrants [Member]
Class of Stock [Line Items]
Number of warrant to purchase shares of common stock			8,888,860
Alliance Global Partners, LLC [Member] | Pre-funded Warrants [Member]
Class of Stock [Line Items]
Shares issued price per share			$ 0.90
Maxim Group LLC [Member] | Equity Distribution Agreement [Member]
Class of Stock [Line Items]
Proceeds from issuance of secuirites															$ 13,301,526	$ 53,936,615
Sale of Stock, Number of Shares Issued in Transaction																20,444,807
Shares sales fee percentage								3.50%		3.50%					3.50%	3.50%
Underwriting fee amount.															$ 465,533	$ 1,888,727
Minimum [Member] | 2018 Equity Incentive Plan [Member] | Officers [Member]
Class of Stock [Line Items]
Exercise price									$ 2.77
Minimum [Member] | 2018 Equity Incentive Plan [Member] | Employees [Member]
Class of Stock [Line Items]
Exercise price								$ 1.85
Maximum [Member] | 2018 Equity Incentive Plan [Member] | Officers [Member]
Class of Stock [Line Items]
Exercise price									$ 3.07
Maximum [Member] | 2018 Equity Incentive Plan [Member] | Employees [Member]
Class of Stock [Line Items]
Exercise price								1.96
Maximum [Member] | Alliance Global Partners, LLC [Member] | Representative Warrants [Member]
Class of Stock [Line Items]
Number of warrant to purchase shares of common stock			266,665
Directors, Officers and Employees [Member]
Class of Stock [Line Items]
Common stock shares issued, value	$ 500,000	$ 500,000
Rights [Member]
Class of Stock [Line Items]
Subscription/exercise price										$ 1,000					$ 1,000
Proceeds from warrants															$ 4,700,000
Warrant [Member]
Class of Stock [Line Items]
Subscription/exercise price										$ 8.80					$ 8.80
Warrants and Rights Outstanding, Term										5 years					5 years
Series A Junior Participating Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock, shares authorized										250,000					250,000
Series B Convertible Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock, shares authorized										8,000					8,000
Preferred stock stated value								$ 1,000		$ 1,000					$ 1,000	$ 1,000
Preferred Stock, No Par Value										$ 0					$ 0
Preferred stock, shares authorized								732		732					732	732
Series B Convertible Preferred Stock [Member] | Rights [Member]
Class of Stock [Line Items]
Preferred stock value										$ 1,000					$ 1,000
Series B Convertible Preferred Stocks [Member]
Class of Stock [Line Items]
Preferred stock, shares authorized										725					725
Preferred Stock [Member]
Class of Stock [Line Items]
Number of shares to be issued on conversion										114					114
Common Stock [Member]
Class of Stock [Line Items]
Common stock shares issued, value		$ 25,000													$ 80,000	$ 50,000
Number of shares issued upon transaction		10,730													37,325	27,501
Shares issued price per share		$ 2.33
Common Stock [Member] | Minimum [Member]
Class of Stock [Line Items]
Shares issued price per share								$ 1.72		$ 1.92					$ 1.92	$ 1.72
Common Stock [Member] | Maximum [Member]
Class of Stock [Line Items]
Shares issued price per share								$ 2.03		$ 2.35					$ 2.35	$ 2.03