Quarterly report pursuant to Section 13 or 15(d)

Capital Stock - Narrative (Details)

v3.23.2
Capital Stock - Narrative (Details)
 1 Months Ended 6 Months Ended
Aug. 05, 2023
day
$ / shares
Jun. 06, 2023
USD ($)
$ / shares
shares
Feb. 22, 2023
USD ($)
shares
Feb. 03, 2023
USD ($)
$ / shares
shares
Nov. 17, 2022
USD ($)
$ / shares
shares
Jul. 26, 2022
USD ($)
$ / shares
shares
Jun. 18, 2022
shares
Jul. 31, 2023
shares
Jun. 30, 2023
USD ($)
shares
Apr. 30, 2023
USD ($)
shares
Jun. 30, 2023
USD ($)
shares
Jun. 30, 2022
USD ($)
Mar. 30, 2023
$ / shares
Aug. 31, 2022
shares
Class of Stock [Line Items]                            
Holdback shares, term             18 months              
Net proceeds | $   $ 5,600,000                        
Underwriting discount and commissions | $   500,000                        
Underwriting discount and commissions expenses | $   200,000                        
Exercise price (in usd per share) | $ / shares           $ 8.00                
Proceeds from warrant exercises and sales | $         $ 3,100,000                  
Placement agent transaction fees, equal to percentage of gross proceeds from sale         8.00%                  
Proceeds from issuance of private placement | $                     $ 200,000 $ 0    
Equity line of credit (up to) | $                 $ 9,600,000   $ 9,600,000      
Subsequent Event                            
Class of Stock [Line Items]                            
Warrants exercise price reduction, trading day period immediately prior to reset date | day 5                          
Lincoln Park                            
Class of Stock [Line Items]                            
Proceeds from issuance of common stock | $     $ 100,000             $ 300,000        
Class A Warrant                            
Class of Stock [Line Items]                            
Warrant exercised (in shares)         654,609                  
Inducement Warrant                            
Class of Stock [Line Items]                            
Exercise price (in usd per share) | $ / shares         $ 5.97                  
Period from issuance that warrant becomes exercisable         6 months                  
Warrants and rights outstanding, term         18 months                  
Common Stock                            
Class of Stock [Line Items]                            
Period from issuance that warrant becomes exercisable       5 years                    
Series E Convertible Preferred Stock                            
Class of Stock [Line Items]                            
Convertible preferred stock, shares issued upon conversion (in shares)                           160,000
Common Stock                            
Class of Stock [Line Items]                            
Convertible preferred stock, shares issued upon conversion (in shares)                 2,688,822   2,688,822      
Net proceeds | $   $ 5,600,000                        
Common Stock | Subsequent Event                            
Class of Stock [Line Items]                            
Convertible preferred stock, shares issued upon conversion (in shares)               336,330            
Common Stock | Lincoln Park                            
Class of Stock [Line Items]                            
Shares issued (in shares)     20,000             105,000        
Equity line of credit (up to) | $       $ 10,000,000                    
Common Stock | Inducement Warrant                            
Class of Stock [Line Items]                            
Number of warrants issued to purchase the shares (in shares)         654,609                  
Common shares                            
Class of Stock [Line Items]                            
Warrants convertible into common stock (in shares)           1,504,785                
Series F Convertible Preferred Stock                            
Class of Stock [Line Items]                            
Conversion of stock, shares converted (in shares)                 2,958          
Series F Convertible Preferred Stock | Subsequent Event                            
Class of Stock [Line Items]                            
Conversion of stock, shares converted (in shares)               370            
Public Offering                            
Class of Stock [Line Items]                            
Public offering price per common share, Class A Warrants and Class B Warrants (in usd per share) | $ / shares           $ 8.00                
Public offering price per Preferred Share, 5,000 Class A Warrants and 5,000 Class B Warrants (in usd per share)           1,000                
Net proceeds | $           $ 5,300,000                
Underwriting discount and commissions | $           400,000                
Underwriting discount and commissions expenses | $           $ 300,000                
Proceeds from issuance of common stock | $                     $ 6,325,000 $ 0    
Public Offering | Class A Warrant                            
Class of Stock [Line Items]                            
Number of warrants issued to purchase the shares (in shares)           30,095,697                
Number of warrants considered for determination of public offering price of preferred shares issued with warrants (shares)           5,000                
Public Offering | Class B Warrant                            
Class of Stock [Line Items]                            
Number of warrants issued to purchase the shares (in shares)           30,095,697                
Number of warrants considered for determination of public offering price of preferred shares issued with warrants (shares)           5,000                
Public Offering | Class C Warrant                            
Class of Stock [Line Items]                            
Number of warrants issued to purchase the shares (in shares)   5,750,000                        
Public Offering | Class D Warrants                            
Class of Stock [Line Items]                            
Number of warrants issued to purchase the shares (in shares)   5,750,000                        
Public Offering | Class C and Class D Warrants                            
Class of Stock [Line Items]                            
Exercise price (in usd per share) | $ / shares                         $ 1.10  
Public Offering | Class C and Class D Warrants | Subsequent Event                            
Class of Stock [Line Items]                            
Exercise price (in usd per share) | $ / shares $ 0.5231                          
Warrant exercise price reduction percentage of average of the volume weighted average price for trading day period immediately prior to reset date 90.00%                          
Public Offering | Series E Convertible Preferred Stock                            
Class of Stock [Line Items]                            
Convertible preferred stock, shares issued upon conversion (in shares)           1,280                
Public Offering | Common Stock                            
Class of Stock [Line Items]                            
Shares issued (in shares)   2,197,628       592,392                
Number of warrants issued to purchase the shares (in shares)   3,552,372       160,000                
Public Offering | Common Stock | Class C and Class D Warrants                            
Class of Stock [Line Items]                            
Shares issued, price per share (in usd per share) | $ / shares   $ 1.10                        
Public Offering | Common shares                            
Class of Stock [Line Items]                            
Warrant convertible into common stock basis           2.50%                
Public Offering | Series F Convertible Preferred Stock                            
Class of Stock [Line Items]                            
Convertible preferred stock, shares issued upon conversion (in shares)   3,908                        
Public Offering | Series F Convertible Preferred Stock | 909 Class C and 909 Class D Warrants                            
Class of Stock [Line Items]                            
Shares issued, price per share (in usd per share) | $ / shares   $ 999.90                        
Over-Allotment Option | Class A Warrant                            
Class of Stock [Line Items]                            
Number of warrants issued to purchase the shares (in shares)           3,925,525                
Over-Allotment Option | Class B Warrant                            
Class of Stock [Line Items]                            
Number of warrants issued to purchase the shares (in shares)           3,925,525                
Over-Allotment Option | Class C Warrants, Exercise Option                            
Class of Stock [Line Items]                            
Number of warrants issued to purchase the shares (in shares)   750,000                        
Over-Allotment Option | Class D Warrants, Exercise Option                            
Class of Stock [Line Items]                            
Number of warrants issued to purchase the shares (in shares)   750,000                        
Over-Allotment Option | Common Stock                            
Class of Stock [Line Items]                            
Number of warrants issued to purchase the shares (in shares)   750,000       98,138                
Private Placement                            
Class of Stock [Line Items]                            
Shares issued (in shares)       52,798                    
Class of warrant or right number of warrant issued (in shares)       105,596                    
Proceeds from issuance of private placement | $       $ 100,000                    
Warrants exercisable, anniversary of closing date       6 months                    
Private Placement | Common Stock                            
Class of Stock [Line Items]                            
Exercise price (in usd per share) | $ / shares       $ 3.538                    
Panoptes                            
Class of Stock [Line Items]                            
Issuance of common stock from Panoptes holdback shares (in shares)             10,086