Equity Incentive Plans StockBased Compensation Exercise of Options and Warrants Outstanding (Details Narrative)
1 Months Ended 6 Months Ended 12 Months Ended
May 09, 2019
USD ($)
shares
Nov. 12, 2018
USD ($)
Oct. 12, 2018
USD ($)
Oct. 05, 2018
USD ($)
shares
Sep. 06, 2017
shares
May 10, 2019
USD ($)
May 10, 2019
USD ($)
May 09, 2019
USD ($)
shares
Oct. 09, 2018
USD ($)
Oct. 05, 2018
USD ($)
shares
Jun. 28, 2018
shares
Sep. 06, 2017
shares
Mar. 30, 2015
shares
Dec. 31, 2019
USD ($)
integer
$ / shares
shares
Dec. 31, 2018
USD ($)
shares
Jun. 30, 2019
shares
Sep. 30, 2019
shares
Jan. 29, 2019
$ / shares
shares
Sep. 30, 2018
USD ($)
shares
Jun. 30, 2018
USD ($)
$ / shares
shares
Jun. 30, 2017
shares
Share based compensation | $                           $ 374,000 $ 516,000            
Restricted stock awards | $                           $ 216,000              
Treasury stock outstanding                       659,448 228,218     228,218 0  
Total cumulative cost | $                           $ 146,000         $ 91,000 $ 0  
Unrecognized compensation cost related to unvested restricted stock-based compensation | $                           $ 300,000              
Compensation cost not yet recognized, period for recognition                           1 year 2 months 1 day              
Expected share based compensation expenses | $                           $ 200,000              
Stock options to purchase shares, value | $                           22,000            
Shares award expense | $                           $ 11,000 6,000            
Options vested or expected to vest                           50,000              
Preferred stock, shares outstanding (in shares)                           0           0  
Stock option expenses | $                           $ 158,000 $ 2,000            
Proceeds from issuance of shares | $                           $ 1,116,000              
Preferred stock shares issued                           0   0       0  
Beginning balance, Shares                            
Proceeds from warrant exercises | $                           $ 1,152,000            
Proceeds from issuance of warrants | $                           2,384,000            
Employees [Member]                                          
Stock option Granted                           19,260,424              
Dr Krishna Menon [Member]                                          
Expired                           18,000,000              
Warrant [Member]                                          
Granted                                      
Exercised                                        
Additional Three year [Member]                                          
Options vested or expected to vest                           50,000              
Stock option expenses | $                           $ 0 8,000            
Granted                           50,000              
Stock options granted value | $                           $ 35,000            
June 1, 2018 [Member | Additional Three year [Member]                                          
Options vested or expected to vest                           12,500              
June 1, 2018 [Member                                          
Options vested or expected to vest                           12,500            
Number of installments | integer                           4              
December 1, 2018 [Member]                                          
Options vested or expected to vest                           12,500            
December 1, 2018 [Member] | Additional Three year [Member]                                          
Options vested or expected to vest                           12,500              
June 1, 2019 [Member]                                          
Options vested or expected to vest                           12,500            
June 1, 2019 [Member] | Additional Three year [Member]                                          
Options vested or expected to vest                           12,500              
December 1, 2019 [Member]                                          
Options vested or expected to vest                           12,500            
December 1, 2019 [Member] | Additional Three year [Member]                                          
Options vested or expected to vest                           12,500              
Common Class A [Member]                                          
Common stock shares issued                           219,211,111   202,860,141       163,103,927  
Beginning balance, Shares                           187,575,318           163,103,927  
Common Class A [Member] | 30 Million Common Stock Purchase Agreement [Member] | Aspire Capital Fund LLC [Member]                                          
Stock issued during period, shares         300,000               160,000                
Stock issued during period, shares                       300,000 160,000                
Series B [Member]                                          
Proceeds from warrant exercises | $       $ 2,700,000           $ 2,700,000                      
Stock issued during period, shares                                      
Series B [Member] | Series 1-3 warrants [Member]                                          
Purchase of warrants                           7,720           8,000,000  
Preferred stock shares reserved for future issuance                           7,720              
Series B [Member] | Series 1-2 warrants [Member]                                          
Rights and preferences of preferred stock description       Series 3 warrant, which entitles the holder thereof to purchase 1.50 shares of preferred stock at $982.50 per share, or 3,000 shares of preferred stock in the aggregate for approximately $2.9 million in aggregate exercise price, for a period of up to 24 months following issuance           Series 3 warrant, which entitles the holder thereof to purchase 1.50 shares of preferred stock at $982.50 per share, or 3,000 shares of preferred stock in the aggregate for approximately $2.9 million in aggregate exercise price, for a period of up to 24 months following issuance                      
Proceeds from warrant exercises | $   $ 245,625 $ 300,000 $ 2,730,000         $ 500,000         $ 1,200,000              
Purchase shares of Series B preferred stock                           6,528              
Exercised                           2,780              
Exercised                           1,192              
Series B [Member] | Securities Purchase Agreement [Member]                                          
Purchase of warrants                                     7,720  
Series B [Member] | Securities Purchase Agreement [Member] | Series 1 warrant [Member]                                          
Rights and preferences of preferred stock description       Series 1 warrant, which entitles the holder thereof to purchase 1.25 shares of preferred stock at $982.50 per share, or 2,500 shares of preferred stock in the aggregate for approximately $2.5 million in aggregate exercise price, for a period of up to nine months following issuance           Series 1 warrant, which entitles the holder thereof to purchase 1.25 shares of preferred stock at $982.50 per share, or 2,500 shares of preferred stock in the aggregate for approximately $2.5 million in aggregate exercise price, for a period of up to nine months following issuance                      
Series B [Member] | Securities Purchase Agreement [Member] | Series 2 warrant [Member]                                          
Rights and preferences of preferred stock description       Series 2 warrant, which entitles the holder thereof to purchase 1.25 shares of preferred stock at $982.50 per share, or 2,500 shares of preferred stock in the aggregate for approximately $2.5 million in aggregate exercise price, for a period of up to 15 months following issuance           Series 2 warrant, which entitles the holder thereof to purchase 1.25 shares of preferred stock at $982.50 per share, or 2,500 shares of preferred stock in the aggregate for approximately $2.5 million in aggregate exercise price, for a period of up to 15 months following issuance                      
Series B [Member] | Securities Purchase Agreement [Member] | Series 4 warrant [Member]                                          
Proceeds from issuance of shares | $ $ 2,000,000             $ 2,000,000                          
Preferred stock shares issued 100             100                          
Rights and preferences of preferred stock description The Series 4 warrant entitles the holder thereof to purchase 2,500 shares of preferred stock at $982.50 per share for approximately $2.5 million in aggregate exercise price, for a period of up to nine months following issuance. In addition, the Company extended the termination date for the Series 1 warrants by six months, and agreed to issue one additional share of preferred stock to the Series B investors for each five shares issued upon the exercise of the existing warrants or Series 4 warrants through November 9, 2019, up to a maximum of 400 shares of preferred stock.           The Series 4 warrant entitles the holder thereof to purchase 2,500 shares of preferred stock at $982.50 per share for approximately $2.5 million in aggregate exercise price, for a period of up to nine months following issuance. In addition, the Company extended the termination date for the Series 1 warrants by six months, and agreed to issue one additional share of preferred stock to the Series B investors for each five shares issued upon the exercise of the existing warrants or Series 4 warrants through November 9, 2019, up to a maximum of 400 shares of preferred stock.                        
Additional shares of preferred stock 2,500             2,500                        
Common Class B [Member]                                          
Common stock shares issued                           909,090   909,090       0  
Common Class B [Member] | Mr. Ehrlich [Member]                                          
Common stock shares issued                           909,090       909,090   0  
Exercise price | $ / shares                                   $ 0.11      
Series 1-4 [Member] | Securities Purchase Agreement [Member] | Series 3 warrant [Member]                                          
Preferred stock, shares outstanding (in shares)                           6,528            
Preferred stock shares issued                           1,192            
Rights and preferences of preferred stock description       Series 3 warrant, which entitles the holder thereof to purchase 1.50 shares of preferred stock at $982.50 per share, or 3,000 shares of preferred stock in the aggregate for approximately $2.9 million in aggregate exercise price, for a period of up to 24 months following issuance           Series 3 warrant, which entitles the holder thereof to purchase 1.50 shares of preferred stock at $982.50 per share, or 3,000 shares of preferred stock in the aggregate for approximately $2.9 million in aggregate exercise price, for a period of up to 24 months following issuance                      
Proceeds from warrant exercises | $                           $ 1,152,000            
Stock options [Member]                                          
Granted                           790,826   1,195,826          
Expired                           (387,165)   (19,260,424)          
Stock And Warrant [Member] | Securities Purchase Agreement [Member] | Aspire Capital Fund LLC [Member]                                          
Stock issued during period, shares                     8,000,000                    
Black-Scholes-Merton [Member]                                          
Share based compensation | $                           $ 465,000 $ 677,000            
Granted                           1,195,826 1,175,826            
Expired                           (19,260,424) (187,500)            
Warrants exercisable period                           2 years 4 days            
Investor [Member] | Securities Purchase Agreement [Member]                                          
Proceeds from issuance of warrants | $                   $ 7,900,000                      
On September 1, 2019 [Member] | Ms. Harness [Member]                                          
Restricted shares issued                           58,394              
Vested shares                           58,394              
Taxable share based compensation | $                           $ 1,222              
Common stock shares issued                           48,775           163,103,927  
Remaining common stock shares withheld                           9,619              
Stock option exercise price | $ / shares                           $ 0.13              
On September 1, 2018 [Member]                                          
Share based compensation | $                           $ 14,000 $ 26,000            
Stock option expenses | $                           11,000 9,000            
Proceeds from issuance of shares | $                           1,116,000              
Stock awards | $                           $ 3,000 $ 17,000            
On June 28, 2018 [Member] | Warrant [Member]                                          
Proceeds from issuance of shares | $       $ 2,000,000           $ 2,000,000                      
Beginning balance, Shares       2,000           2,000                      
Rights and preferences of preferred stock description                                        
Purchase of warrants                           8,000,000           8,000,000  
Exercise price                           0.38 0.38            
Warrants exercisable period                           5 years 5 years            
On June 28, 2018 [Member] | Common Class A [Member] | Securities Purchase Agreement [Member] | Aspire Capital Fund LLC [Member]                                          
Rights and preferences of preferred stock description       Series 2 warrant, which entitles the holder thereof to purchase 1.25 shares of preferred stock at $982.50 per share, or 2,500 shares of preferred stock in the aggregate for approximately $2.5 million in aggregate exercise price, for a period of up to 15 months following issuance           Series 2 warrant, which entitles the holder thereof to purchase 1.25 shares of preferred stock at $982.50 per share, or 2,500 shares of preferred stock in the aggregate for approximately $2.5 million in aggregate exercise price, for a period of up to 15 months following issuance                      
Proceeds from issuance of warrants | $                             $ 1,700,000            
Common stock shares issuable under agreement                             7,000,000            
On June 30, 2016 [Member] | 2016 Equity Incentive Plan [Member]                                          
Stock option vested or to be vested, description                           Up to 20,000,000 shares of the Company’s Class A common stock may be issued under the 2016 Plan (subject to adjustment as described in the 2016 Plan); provided that (1) no Outside Director (as defined in the 2016 Plan) may be granted awards covering more than 250,000 shares of common stock in any year and (2) no participant shall be granted, during any one year period, options to purchase common stock and stock appreciation rights with respect to more than 4,000,000 shares of common stock in the aggregate or any other awards with respect to more than 2,500,000 shares of common stock in the aggregate.              
Dr. Bertolino [Member]                                          
Share based compensation | $                           $ 35,000 $ 13,000            
Stock option expenses | $                           $ 12,000 10,000            
Stock options reserved for future issuance                           400,000              
Stock option exercise price | $ / shares                           $ 0.132            
Stock awards | $                           $ 23,000 3,000            
Stock options value reserved for future issuance | $                           $ 30,000              
Dr. Bertolino [Member] | On September 1, 2019 [Member]                                          
Restricted shares issued                           1,066,667              
Vested shares                           1,066,667              
Taxable share based compensation | $                           $ 53,545              
Common stock shares issued                           645,056           163,103,927  
Remaining common stock shares withheld                           421,611              
Stock option vested or to be vested, description                           These options were issued with an exercise price of $0.13 per share and vest 33 1/3% on February 1, 2019, 33 1/3% on August 1, 2019, and 33 1/3% on January 31, 2020              
Stock options reserved for future issuance                           400,000              
Stock option exercise price | $ / shares                           $ 0.132              
Ms. Jane Harness [Member] | On September 1, 2016 [Member]                                          
Stock option vested or to be vested, description                           the Company’s common stock, 33 1/3% vesting upon the first anniversary of the grant date, 33 1/3% upon the second anniversary of the grant date and 33 1/3% upon the third anniversary of the grant date, with acceleration in certain circumstances as provided in the award agreement.              
Salary annual | $                           $ 250,000              
Restricted stock, shares                           58,394              
Restricted stock, amount                           80,000              
Common stock, granted                           172,987              
Common stock, exercise price | $ / shares                           $ 1.26              
Shares issued, value | $                           $ 220,000              
Amortization period of restricted stock                           3 years              
Stock awards | $                           $ 5,000 3,000            
Ms. Jane Harness [Member] | On September 1, 2018 [Member]                                          
Share based compensation | $                           3,000 2,000            
Stock option expenses | $                           $ 2,000 1,000            
Restricted shares issued                           38,930              
Taxable share based compensation | $                           $ 3,690              
Common stock shares issued                           29,658           163,103,927  
Remaining common stock shares withheld                           9,772              
Stock option vested or to be vested, description                           of the Company’s common stock, 33 1/3% vesting upon the first anniversary of the grant date, 33 1/3% upon the second anniversary of the grant date and 33 1/3% upon the third anniversary of the grant date, with acceleration in certain circumstances as provided in the award agreement.              
Stock options reserved for future issuance                           172,987              
Stock option exercise price | $ / shares                           $ 0.40              
Stock awards | $                           $ 1,000 1,000            
Stock issued, shares                           58,394              
Stock issued, value | $                           $ 63,000              
Vested shares                           58,394              
Rights and preferences of preferred stock description                   Series 1 warrant, which entitles the holder thereof to purchase 1.25 shares of preferred stock at $982.50 per share, or 2,500 shares of preferred stock in the aggregate for approximately $2.5 million in aggregate exercise price, for a period of up to nine months following issuance (later extended to 15 months following issuance)                      
Closing stock price | $ / shares                           $ 0.40              
Vested shares                           38,930              
Ms. Jane Harness [Member] | On September 1, 2017 [Member] | Common Class A [Member] | 2016 Equity Incentive Plan [Member]                                          
Share based compensation | $                           $ 26,000 13,000            
Stock option expenses | $                           $ 19,000 10,000            
Stock options reserved for future issuance                           172,987              
Stock awards | $                           $ 7,000 3,000            
Stock issued, shares                           58,394              
Stock issued, value | $                           $ 112,000              
Vested shares                           58,394              
Ms. Jane Harness [Member] | On September 1, 2018 [Member]                                          
Rights and preferences of preferred stock description       Series 1 warrant, which entitles the holder thereof to purchase 1.25 shares of preferred stock at $982.50 per share, or 2,500 shares of preferred stock in the aggregate for approximately $2.5 million in aggregate exercise price, for a period of up to nine months following issuance (later extended to 15 months following issuance)                                  
Two Consultant [Member] | On February 10, 2018 [Member] | Stock options [Member]                                          
Share based compensation | $                           $ 72,000 1,886,000            
Stock options reserved for future issuance                           50,000              
Stock issued, shares                           75,000              
Vested shares                           75,000              
Dr. Arthur Bertolino [Member] | On September 1, 2017 [Member] | Common Class A [Member] | 2016 Equity Incentive Plan [Member]                                          
Share based compensation | $                           $ 99,000 146,000            
Stock option expenses | $                           $ 34,000 51,000            
Stock options reserved for future issuance                           617,839              
Stock option exercise price | $ / shares                           $ 0.705              
Stock awards | $                           $ 65,000 $ 95,000            
Stock issued, shares                           1,066,667              
Stock issued, value | $                           $ 752,000              
Vested shares                           1,066,667              
Exercisable period                           10 years              
Restricted stock                                        
Stock option vested or to be vested, description                           (1) 50% upon the first anniversary of the effective date and the remaining 50% upon the second anniversary of the effective date; (2) shares of the Company’s common stock close above $3.00 per share (as may be adjusted for any stock splits or similar actions); (3) the commencement of trading of shares of the Company’s common stock on a national securities exchange;              
Dr. Arthur Bertolino [Member] | On September 1, 2018 [Member]                                          
Share based compensation | $                           $ 164,000              
Stock option expenses | $                           $ 57,000              
Restricted shares issued                           533,334              
Taxable share based compensation | $                           $ 87,140              
Common stock shares issued                           314,387            
Stock option vested or to be vested, description                           vesting 50% upon the first anniversary of the grant date and 50% upon the second anniversary of the grant date, with acceleration in certain circumstances as provided in the award agreement.              
Stock options reserved for future issuance                           617,839              
Stock option exercise price | $ / shares                           $ 0.40              
Stock issued, shares                           533,334              
Stock issued, value | $                           $ 225,000              
Vested shares                           533,334              
Exercisable period                         10 years              
Stock awards | $                           $ 107,000              
Closing stock price                           59.00%              
Remaining common stock shares withheld | $                           $ 218,946              
Vesting percentage                           59.00%              
Ms. Anne Ponugoti [Member] | On September 1, 2018 [Member]                                          
Common stock shares issued                           5,000              
Stock options reserved for future issuance                           5,000              
Stock option exercise price | $ / shares                           $ 0.40              
Stock issued, shares                           5,000              
Stock issued, value | $                           $ 2,000              
Vested shares                           5,000              
Proceeds from warrant exercises | $           $ 540,000 $ 540,000                            
Consultant 1 [Member]                                          
Stock option vested or to be vested, description                           These options were issued with an exercise price of $0.13 per share and vest 33 1/3% on February 1, 2019, 33 1/3% on August 1, 2019, and 33 1/3% on January 31, 2020              
Stock options reserved for future issuance                           400,000              
Stock option exercise price | $ / shares                           $ 0.13              
Consultant [Member] | On February 1, 2018 [Member] | Stock options [Member]                                          
Stock issued, shares                           75,000              
Vested shares                           75,000