Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Warrants for Common Shares (Details)

v3.23.3
Stockholders' Equity - Warrants for Common Shares (Details)
 3 Months Ended 9 Months Ended 12 Months Ended
Apr. 12, 2023
USD ($)
Apr. 07, 2023
USD ($)
Y
$ / shares
shares
Mar. 29, 2023
USD ($)
Mar. 27, 2023
USD ($)
Y
$ / shares
shares
Feb. 03, 2023
USD ($)
Jan. 31, 2023
USD ($)
Y
$ / shares
shares
Aug. 15, 2022
USD ($)
Sep. 30, 2023
USD ($)
shares
Jun. 30, 2023
shares
Mar. 31, 2023
shares
Sep. 30, 2023
USD ($)
shares
Sep. 30, 2022
USD ($)
shares
Dec. 31, 2022
$ / shares
shares
Convertible Preferred Stock and Stockholders' Equity                          
Proceeds from exercise of warrants | $               $ 617,000     $ 2,545,000 $ 0  
Net proceeds | $             $ 2,483,000            
Common stock                          
Convertible Preferred Stock and Stockholders' Equity                          
Aggregate shares issued upon exercise of warrants               510,000     510,000 0  
Issuance of common stock in connection with convertible promissory note (In shares)                   67,500      
Aggregate share issued                 755,922 1,420,513      
Issuance of common stock upon warrant exchanged               510,000 1,486,132 858,353      
February 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Aggregate share issued           201,544              
Net proceeds | $         $ 5,300,000                
March 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Warrants exercise price | $ / shares       $ 1.91                  
Fair value of warrant | $       $ 2,113,000                  
Common stock price | $ / shares       $ 1.66                  
Warrants to purchase shares of common stock for cash       1,674,414                  
Net proceeds | $     $ 1,600,000                    
April 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Warrants exercise price | $ / shares   $ 1.41                      
Fair value of warrant | $   $ 1,596,000                      
Common stock price | $ / shares   $ 1.32                      
Warrants to purchase shares of common stock for cash   1,486,132                      
Aggregate share issued   743,066                      
Net proceeds | $ $ 1,000,000.0                        
Warrant | February 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Warrants exercise price | $ / shares           $ 10.49              
Fair value of warrant | $           $ 5,600,000              
Common stock price | $ / shares           $ 8.90              
Warrants to purchase shares of common stock for cash           874,959              
April 2020 Maxim Warrant                          
Convertible Preferred Stock and Stockholders' Equity                          
Aggregate shares issued upon exercise of warrants                         100
Common stock price | $ / shares                         $ 1,580.00
Combined shares price | $ / shares                         $ 20.00
Issuance of common stock upon warrant exchanged                     0.50   207
Expected yield | March 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Measurement input       0.000                  
Expected yield | April 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Measurement input   0                      
Expected yield | Warrant | February 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Measurement input           0.0              
Expected volatility | March 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Measurement input       1.04                  
Expected volatility | April 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Measurement input   1.156                      
Expected volatility | Warrant | February 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Measurement input           0.96              
Risk-free interest rate | March 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Measurement input       0.0367                  
Risk-free interest rate | April 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Measurement input   0.0346                      
Risk-free interest rate | Warrant | February 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Measurement input           0.0367              
Expected life (in years) | March 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Measurement input | Y       5                  
Expected life (in years) | April 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Measurement input | Y   5                      
Expected life (in years) | Warrant | February 2023,Registered direct offering                          
Convertible Preferred Stock and Stockholders' Equity                          
Measurement input | Y           5