Quarterly report pursuant to Section 13 or 15(d)

Convertible Redeemable Preferred Stock and Stockholders' Equity - Pre-Funded Common Stock Warrants (Details)

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Convertible Redeemable Preferred Stock and Stockholders' Equity - Pre-Funded Common Stock Warrants (Details) - USD ($)
Mar. 26, 2024
Feb. 13, 2024
Mar. 31, 2024
February 2024 public offering      
Convertible Preferred Stock and Stockholders' Equity      
Aggregate purchase price   $ 9,987,000  
Cash fees paid   $ 998,000  
Common stock purchase warrants. | February 2024 public offering      
Convertible Preferred Stock and Stockholders' Equity      
Number of shares called by each warrant   1  
Cash fees paid   $ 630,000  
Fair value of warrant   $ 6,308,000  
Prefunded common stock warrants. | February 2024 public offering      
Convertible Preferred Stock and Stockholders' Equity      
Number of shares called by each warrant   1  
Series B Preferred Stock      
Convertible Preferred Stock and Stockholders' Equity      
Price per share     $ 35.72
Shares Issued, Price Per Share     $ 35.72
Units | February 2024 public offering      
Convertible Preferred Stock and Stockholders' Equity      
Aggregate share issued   158,227  
Number of common shares per unit   1  
Price per share   $ 9.75  
Shares Issued, Price Per Share   $ 9.75  
Proceeds from issuance of units   $ 1,543,000  
Units | Common stock purchase warrants.      
Convertible Preferred Stock and Stockholders' Equity      
Number of common shares per unit   1  
Units | Common stock purchase warrants. | February 2024 public offering      
Convertible Preferred Stock and Stockholders' Equity      
Warrants exercise price   $ 9.75  
Pre-Funded Units | February 2024 public offering      
Convertible Preferred Stock and Stockholders' Equity      
Aggregate share issued   867,373  
Number of common shares per unit   1  
Price per share   $ 9.735  
Shares Issued, Price Per Share   9.735  
Warrants exercise price   $ 0.015  
Proceeds from issuance of units   $ 8,444,000  
Common Shares | Pre-Funded Warrants      
Convertible Preferred Stock and Stockholders' Equity      
Cash fees paid $ 181,000    
Common Shares | Pre-Funded Warrants | February 2024 public offering      
Convertible Preferred Stock and Stockholders' Equity      
Cash fees paid   368,000  
Fair value of warrant   $ 3,679,000