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Stockholders' Equity - Warrants issued and outstanding (Details) - USD ($)
3 Months Ended 9 Months Ended
Dec. 28, 2022
Jun. 30, 2023
Sep. 30, 2023
Jun. 28, 2023
Warrants        
Warrants, outstanding at the beginning of the period     9,006  
Warrants, expired     (5,256)  
Warrants, outstanding at the end of the period     4,030,989  
Warrants, Exercisable at the end of the period     4,030,989  
Weighted-average exercise price, outstanding at the beginning of the period     $ 156.03  
Weighted-average exercise price, expired     174.60  
Weighted-average exercise price, outstanding at the end of the period     2.47  
Weighted-average exercise price, exercisable at the end of the period     $ 2.47  
Weighted-average remaining contractual life, outstanding at the end of the period     3 years 3 months 18 days  
Weighted-average remaining contractual life, exercisable at the end of the period     3 years 3 months 18 days  
Stock issued during period value new issues   $ 19    
Common Stock        
Warrants        
Stock issued during period value new issues   $ 19    
Stock issued during period, shares, new issues   187,700    
Equity Purchase Agreement        
Warrants        
Proceeds from issuance of common stock $ 3,000,000      
Equity purchase agreement number of business days     5 days  
Equity Purchase Agreement | Common Stock        
Warrants        
Stock issued during period value new issues $ 500,000      
Stock issued during period, shares, new issues 7,335      
Percentage of common stock held in investment 0.50%      
Stock price multiplier (as a percent) 95.00%      
Equity purchase agreement before purchase on common stock     3 days  
Equity Purchase Agreement | Maximum        
Warrants        
Proceeds from issuance of common stock $ 10,000,000      
Equity Purchase Agreement | Maximum | Common Stock        
Warrants        
Stock issued during period value new issues $ 1,000,000      
Beneficial ownership of common stock (as a percent) 9.99%      
September 20, 2024        
Warrants        
Exercise price of warrants (in dollars per share)     $ 130.00  
Warrants, outstanding at the end of the period     3,750  
December 30, 2024        
Warrants        
Exercise price of warrants (in dollars per share)     $ 2.32  
Warrants, outstanding at the end of the period     1,945,526  
June 28, 2028        
Warrants        
Exercise price of warrants (in dollars per share)     $ 3.21  
Warrants, outstanding at the end of the period     136,187  
January 2, 2029        
Warrants        
Exercise price of warrants (in dollars per share)     $ 2.32  
Warrants, outstanding at the end of the period     1,945,526  
Pre-Funded Warrants        
Warrants        
Warrants, issued     390,997  
Warrants, exercised     (390,997)  
Weighted average exercise price, exercised     $ 0.001  
Weighted average exercise price, Issued     $ 0.001  
RD Series A Warrants        
Warrants        
Warrants, issued     578,697  
Weighted average exercise price, Issued     $ 2.32  
RD Series B Warrants        
Warrants        
Warrants, issued     578,697  
Weighted average exercise price, Issued     $ 2.32  
PIPE Pre-Funded Warrants        
Warrants        
Exercise price of warrants (in dollars per share)       $ 0.001
Warrants, issued     1,366,829  
Warrants, exercised     (1,366,829)  
Weighted average exercise price, exercised     $ 0.001  
Weighted average exercise price, Issued     $ 0.001  
PIPE Series A Warrants        
Warrants        
Exercise price of warrants (in dollars per share)       2.32
Warrants, issued     1,366,829  
Weighted average exercise price, Issued     $ 2.32  
PIPE Series B Warrants        
Warrants        
Exercise price of warrants (in dollars per share)       $ 2.32
Warrants, issued     1,366,829  
Weighted average exercise price, Issued     $ 2.32  
Placement Agent Warrants        
Warrants        
Warrants, issued     136,187  
Weighted average exercise price, Issued     $ 3.21