Stockholders' Equity (Details Narrative) - USD ($)		1 Months Ended			2 Months Ended	3 Months Ended	9 Months Ended
	Nov. 09, 2018	Apr. 30, 2019	Oct. 31, 2018	Jul. 31, 2018	May 31, 2018	Sep. 30, 2019	Sep. 30, 2019	Oct. 31, 2019	Aug. 20, 2019	May 28, 2019
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Conversion of Series E Preferred stock for common stock, shares			2
Warrants outstanding						35,667,329	35,667,329
Warrants
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Weighted average exercise price							$ 0.63
Warrant
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Exercise price per share (in dollars per share)						$ 0.55	$ 0.55
Warrants outstanding						35,667,329	35,667,329
Adjustable warrants, shares						34,737,030	34,737,030
Number of warrants expired, shares						600,000	600,000
Series E convertible preferred stock
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Shares issued upon conversion		53,923
Unregistered shares issued during period		107,846
Common stock, conversion price		53,923
Accrued dividends							$ 2,000,000
Series F Convertible preferred stock
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Accrued dividends							$ 177,000
Subscription Agreements [Member] | Warrant
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Warrants to purchase shares of common stock	0.75			0.75	0.75
Exercise price per share (in dollars per share)	$ 0.55			$ 0.50	$ 0.55
Term of warrant	5 years			5 years	5 years
Subscription Agreements [Member] | Warrant | Private Placement [Member]
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Warrants to purchase shares of common stock	73,000			308,000	2,958,460
Subscription Agreements [Member] | Series E convertible preferred stock
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Sale of stock, shares					2,812
Preferred stock stated dividend rate					8.00%
Proceeds from private placement					$ 12,200,000
Placement agent fees and estimated expenses					2,000,000
Subscription Agreements [Member] | Series E convertible preferred stock | Warrant
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Purchase price of preferred stock					$ 5,000
Common stock at a conversion price, per share					$ 0.5
Subscription Agreements [Member] | Series F Convertible preferred stock
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Sale of stock, shares	73			308
Purchase price of preferred stock	$ 5,000			$ 5,000
Common stock at a conversion price, per share	$ 0.5			$ 0.5
Preferred stock stated dividend rate				8.00%
Term of warrant				5 years
Proceeds from private placement	$ 300,000			$ 1,400,000
Placement agent fees and estimated expenses				$ 180,000
Weighted average exercise price	$ 0.55			$ 0.55
Tender Offer [Member] | Series E convertible preferred stock
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Exercise price per share (in dollars per share)									$ 0.50	$ 0.5
Tender Offer [Member] | Series F Convertible preferred stock
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Exercise price per share (in dollars per share)										$ 0.55
Number of common stock called by each warrant, shares										2
Forecast
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Shares issued upon conversion								20,000
Common stock, conversion price								20,000