Stockholders’ Equity (Details Narrative)								3 Months Ended			9 Months Ended		12 Months Ended
	Sep. 22, 2021 USD ($) shares	Aug. 18, 2021 USD ($) shares	Aug. 11, 2021 USD ($) shares	Jul. 30, 2021 USD ($) shares	Jun. 08, 2021 USD ($) shares	Mar. 19, 2021 USD ($) $ / shares shares	Oct. 30, 2019 USD ($) shares	Sep. 30, 2021 USD ($) $ / shares shares	Mar. 31, 2021 shares	Sep. 30, 2020 USD ($)	Sep. 30, 2021 USD ($) $ / shares shares	Sep. 30, 2020 USD ($)	Dec. 31, 2020 USD ($) $ / shares shares	Dec. 31, 2019 shares	Jul. 31, 2018 shares	Apr. 30, 2018 shares	Aug. 31, 2015 shares	Mar. 31, 2014 shares
Class of Stock [Line Items]
Preferred Stock, Shares Authorized								100,000			100,000		100,000
Stated value per share | $ / shares								$ 0.01			$ 0.01		$ 0.01
Warrant exercise price per share | $ / shares								$ 0.07			$ 0.07
Warrants outstanding								61,306,350			61,306,350
Dividends, Preferred Stock | $								$ 406,000		$ 388,000	$ 1,679,000	$ 1,153,000
[custom:LossOnExtinguishmentOfDebt] | $								177,000			177,000
February 2020 Convertible Note [Member]
Class of Stock [Line Items]
Interest payable | $								$ 34,155			34,155
Stock Issued During Period, Shares, Conversion of Convertible Securities								1,700,000
Principal amount | $								$ 50,855			50,855
Banking Agreement [Member]
Class of Stock [Line Items]
Number of shares issued	300,148
Fair value | $	$ 39,290
Convertible Note Investor [Member]
Class of Stock [Line Items]
Number of shares issued		100,000	100,000
Fair value | $		$ 62,220	$ 56,464
2020 Term Loan [Member]
Class of Stock [Line Items]
Number of shares issued						518,000
Interest payable | $						$ 25,900
Convertible Debt [Member]
Class of Stock [Line Items]
Value of converted shares | $											$ 379,422
Number of shares issued upon conversion											2,218,000
[custom:LossOnExtinguishmentOfDebt] | $											$ 268,522
Series F Preferred Stock [Member]
Class of Stock [Line Items]
Warrants outstanding								3,088,500			3,088,500
Series E Warrants [Member]
Class of Stock [Line Items]
Number of shares converted, value | $						$ 25,900
Number of shares converted						518,000
Warrants outstanding								30,405,600			30,405,600
Series E Warrants [Member] | Maximum [Member]
Class of Stock [Line Items]
Warrant exercise price per share | $ / shares						$ 0.50
Series E Warrants [Member] | Minimum [Member]
Class of Stock [Line Items]
Warrant exercise price per share | $ / shares						$ 0.05
Series E Preferred [Member]
Class of Stock [Line Items]
Number of shares converted, value | $				$ 250,000
Number of shares converted				50	8
Accrued dividends | $					$ 10,000
Number of shares in accrued dividends					101,010
Number of shares issued					53,571
Warrant [Member]
Class of Stock [Line Items]
Common stock for a cashless exercise					75,000
Warrants outstanding								61,306,350			61,306,350
Adjustable warrants, shares								60,957,617			60,957,617
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Expirations											343,750
[custom:NumberOfWarrantsExercised]											75,000
Common Stock [Member]
Class of Stock [Line Items]
Number of shares converted				500,000
Stock Issued During Period, Shares, Conversion of Convertible Securities									518,000
Series F Warrants [Member]
Class of Stock [Line Items]
Value of converted shares | $						$ 25,900
Number of shares issued upon conversion						518,000
Series F Warrants [Member] | Maximum [Member]
Class of Stock [Line Items]
Warrant exercise price per share | $ / shares						$ 0.50
Series F Warrants [Member] | Minimum [Member]
Class of Stock [Line Items]
Warrant exercise price per share | $ / shares						$ 0.05
Series B Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock designated, shares								1,000			1,000
Series A Junior Participating Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock designated, shares								90,000			90,000
Series A Preferred Stock and Series B Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock, shares outstanding								0			0
Series C Convertible Preferred Stock [Member]
Class of Stock [Line Items]
Preferred Stock, Shares Authorized								1,200			1,200		1,200
Preferred stock designated, shares																		1,200
Preferred stock, shares outstanding								100			100		100
Stated value per share | $ / shares								$ 0.01			$ 0.01		$ 0.01
Series D Convertible Preferred Stock [Member]
Class of Stock [Line Items]
Preferred Stock, Shares Authorized								220			220		220
Preferred stock designated, shares																	220
Preferred stock, shares outstanding								40			40		40
Stated value per share | $ / shares								$ 0.01			$ 0.01		$ 0.01
Series E Convertible Preferred Stock [Member]
Class of Stock [Line Items]
Preferred Stock, Shares Authorized								3,500			3,500		3,500
Preferred stock designated, shares																3,500
Preferred stock, shares outstanding								3,400			3,400		3,458
Stated value per share | $ / shares								$ 0.01			$ 0.01		$ 0.01
Series F Convertible Preferred Stock [Member]
Class of Stock [Line Items]
Preferred Stock, Shares Authorized								2,200			2,200		2,200
Preferred stock designated, shares															2,200
Preferred stock, shares outstanding								361			361		361
Stated value per share | $ / shares								$ 0.01			$ 0.01		$ 0.01
Number of shares repurchased							20
Warrants to purchase shares of common stock							150,000
Stock repurchase | $							$ 100,000
Value of warrants held | $							$ 100,000
Accrued dividends | $											$ 455,000		$ 347,000
Series G Convertible Preferred Stock [Member]
Class of Stock [Line Items]
Preferred Stock, Shares Authorized								6,000			6,000		6,000
Preferred stock designated, shares														6,000
Preferred stock, shares outstanding								0			0		0
Stated value per share | $ / shares								$ 0.01			$ 0.01		$ 0.01
Series C Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock, shares outstanding								100			100		100
Stated value per share | $ / shares								$ 5,000			$ 5,000
Preferred stock liquidation preference per share | $ / shares								5,100			$ 5,100
Preferred Stock, Voting Rights											voting rights of 666.67 votes per share
Common stock at a conversion price, per share | $ / shares								$ 7.50			$ 7.50
Series D Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock, shares outstanding								40			40		40
Stated value per share | $ / shares								$ 5,000			$ 5,000
Preferred stock liquidation preference per share | $ / shares								300			$ 300
Preferred Stock, Voting Rights											voting rights of 1,250 votes per share
Common stock at a conversion price, per share | $ / shares								4.00			$ 4.00
Preferred stock stated dividend rate											5.00%
Series E Convertible Preferred Stock and Warrants [Member]
Class of Stock [Line Items]
Stated value per share | $ / shares								5,000			$ 5,000
Common stock at a conversion price, per share | $ / shares								$ 0.50			$ 0.50
Preferred stock stated dividend rate											8.00%
Anti-dilution price protection, expiration date											Feb. 10, 2020
Series E Preferred Stock [Member]
Class of Stock [Line Items]
Deemed dividend | $						$ 390,000
Warrants outstanding								30,405,600			30,405,600
Dividends, Preferred Stock | $											$ 4,756,000,000,000		$ 3,700,000
Series E Preferred Stock [Member] | Measurement Input, Risk Free Interest Rate [Member]
Class of Stock [Line Items]
Fair value of warrants measurement inputs						0.16
Series E Preferred Stock [Member] | Measurement Input, Price Volatility [Member]
Class of Stock [Line Items]
Fair value of warrants measurement inputs						262.27
Series E Preferred Stock [Member] | Maximum [Member]
Class of Stock [Line Items]
Warrant term						5 months 4 days
Series E Preferred Stock [Member] | Minimum [Member]
Class of Stock [Line Items]
Warrant term						4 months 28 days
Series F Convertible Preferred Stock and Warrants [Member]
Class of Stock [Line Items]
Stated value per share | $ / shares								$ 5,000			$ 5,000
Common stock at a conversion price, per share | $ / shares								$ 0.50			$ 0.50
Preferred stock stated dividend rate											8.00%
Anti-dilution price protection, expiration date											Feb. 10, 2020
Warrants term description											three-year
Series F Preferred Stock [Member]
Class of Stock [Line Items]
Deemed dividend | $						$ 31,000
Warrants outstanding								3,088,500			3,088,500
Series F Preferred Stock [Member] | Measurement Input, Risk Free Interest Rate [Member]
Class of Stock [Line Items]
Fair value of warrants measurement inputs						0.16
Series F Preferred Stock [Member] | Measurement Input, Price Volatility [Member]
Class of Stock [Line Items]
Fair value of warrants measurement inputs						262.27
Series F Preferred Stock [Member] | Maximum [Member]
Class of Stock [Line Items]
Warrant term						6 months 10 days
Series F Preferred Stock [Member] | Minimum [Member]
Class of Stock [Line Items]
Warrant term						5 months 15 days
Series G Convertible Preferred Shares [Member]
Class of Stock [Line Items]
Stated value per share | $ / shares								$ 5,000			$ 5,000
Common stock at a conversion price, per share | $ / shares								$ 0.50			$ 0.50
Preferred stock stated dividend rate											8.00%