Stockholders' Equity (Details) - USD ($)						1 Months Ended				12 Months Ended
	Jan. 27, 2021	Nov. 16, 2020	Oct. 15, 2018	Oct. 10, 2018	Sep. 11, 2017	Sep. 30, 2021	Feb. 28, 2021	Dec. 31, 2020	Oct. 31, 2018	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2017	Mar. 29, 2021	Dec. 31, 2018	Aug. 05, 2016
Proceeds from Issuance or Sale of Equity			$ 18,600,000
Preferred Stock, Par or Stated Value Per Share		$ 0.001						$ 1,000		$ 1,000	$ 1,000
Exercise price per warrant		1.38	$ 1.38
Effect of Warrant exercise price adjustment								$ 900,000		$ 0	$ 880,000
Preferred Stock, Convertible, Conversion Price, Decrease	$ 1.50	$ 0.69
Common stock issued upon conversion							8,996,768
Preferred Stock, Shares Outstanding								3,973		0	3,973
Estimated fair value of inducement consideration										$ 7,400,000
Proceeds from Issuance of Common Stock										$ 65,960,000	$ 3,359,000
Preferred Stock Shares Converted		1.38								3,973	3,665
Proceeds from Stock Options Exercised										$ 0	$ 0
Stock Purchase Agreement [Member]
Proceeds from Issuance of Common Stock										66,000,000.0
Sale of Stock, Consideration Received on Transaction										$ 78,700,000
Over-Allotment Option [Member]
Stock Issued During Period, Shares, New Issues		2,428,825
Class of Warrant or Right, Number of Securities Called by Warrants or Rights		2,428,825
Issue of warrants to purchase common stock		1,807,826
Fbr Capital Markets Co [Member]
Stock Issued During Period, Shares, New Issues										9,300,000
Brokerage Commission percentage															3.00%
Proceeds from Issuance of Common Stock for Exclusive Channel Collaboration Agreement											3,400,000
Series A Preferred Stock [Member]
Preferred Stock Conversion Price Per Share					$ 0.54
Effect of Warrant exercise price adjustment											1,000,000.0
Preferred Stock Redemption Discount										$ 100,000				$ 6,900,000
Preferred Stock, Dividend Rate, Percentage					2.00%							2.00%
Preferred Stock, Convertible, Conversion Price, Increase					$ 18.90	$ 18.90
Preferred Stock, Convertible, Conversion Price, Decrease	$ 1.50
Convertible Preferred Stock, Terms of Conversion					(i) a 19.99% blocker provision to comply with NYSE American Listing Rules, (ii) if so elected by the Investor, a 4.99% blocker provision that will prohibit beneficial ownership of more than 4.99% of the outstanding shares of the Company’s common stock or voting power at any time, and (iii) applicable regulatory restrictions.
Preferred stock accrued dividends										24,000	254,000
Maximum percentage	4.99%												9.99%
Accretion of Preferred Stock Deemed Dividend											300,000
Preferred Stock, Redemption Terms					(i) the VWAP (as defined in the Certificate of Designation) for at least 20 trading days in any 30 trading day period is greater than $70.00, subject to adjustment in the case of stock split, stock dividends or the like the Company has the right, after providing notice not less than 6 months prior to the redemption date, to redeem, in whole or in part, on a pro rata basis from all holders thereof based on the number of shares of Series A Preferred Stock then held, the outstanding Series A Preferred Stock, for cash, at a redemption price per share of Series A Preferred Stock of $7,875.00, subject to appropriate adjustment in the event of any stock dividend, stock split, combination or other similar recapitalization with respect to the Series A Convertible Preferred Stock or (ii) the five year anniversary of the issue date, the Company shall have the right to redeem, in whole or in part, on a pro rata basis from all holders thereof based on the number of shares of Series A Convertible Preferred Stock then held, the outstanding Series A Preferred Stock, for cash, at a redemption price per share equal to the Liquidation Value.
Series A Preferred Stock [Member] | Private Placement [Member]
Stock Issued During Period, Shares, New Issues					120,000		120,000
Preferred Stock, Par or Stated Value Per Share					$ 0.001
Proceeds from Issuance of Convertible Preferred Stock					$ 12,000,000
Sale of Stock, Consideration Received Per Transaction					$ 100
Series B Preferred Stock [Member]
Shares Issued, Price Per Share			$ 1.15
Stock Issued During Period, Value, Issued for Services			$ 1,000
Preferred Stock, Par or Stated Value Per Share			$ 1,000
Preferred Stock Conversion Price Per Share			$ 1.15
Conversion of Stock, Shares Converted			13,672,173
Exercise price per warrant									$ 0.69
Percentage of issue of the public offering									120.00%
Preferred Stock Redemption Discount		$ 900,000						$ 1,400,000		1,500,000	1,400,000
Preferred stock accrued dividends										$ 1,496,000	1,380,000
Preferred Stock Redemption Discount											$ 1,400,000
Investment Warrants Expiration Date1									Oct. 15, 2023
Series B Preferred Stock [Member] | Over-Allotment Option [Member]
Stock Issued During Period, Shares, New Issues				2,428,825
Class of Warrant or Right, Number of Securities Called by Warrants or Rights				2,428,825
Issue of warrants to purchase common stock				1,807,826
Common Class A [Member]
Stock Issued During Period, Shares, New Issues			2,520,000
Shares Issued, Price Per Share			$ 1.15
Common Class B [Member]
Stock Issued During Period, Shares, New Issues			15,723