Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Narrative (Details)

v3.24.1.1.u2
Fair Value Measurements - Narrative (Details)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended
Jul. 31, 2023
USD ($)
Jun. 30, 2023
USD ($)
shares
Mar. 31, 2023
USD ($)
Feb. 28, 2023
USD ($)
shares
Mar. 31, 2024
USD ($)
yr
$ / shares
shares
May 31, 2023
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Outstanding balance repaid $ 400          
Warrant liability         $ 23  
Series F-1 and F-2 Issuances            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Warrant liability         $ 1,200  
Warrant outstanding (in Shares) | shares         523,323  
Series F preferred stock            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Sale of stock, number of shares issued in transaction (in shares) | shares   206        
Warrant to purchase shares (in shares) | shares         592,137  
Warrants and rights outstanding, term         5 years  
Exercise price per share (in dollars per share) | $ / shares         $ 8.868  
Warrant liability         $ 500  
Series E preferred stock            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Warrant to purchase shares (in shares) | shares       45,000    
Warrant liability       $ 5,600    
Convertible2022 Notes            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Change in fair value     $ 400      
Assets, fair value disclosure   $ 200   1,900    
Long-term line of credit       2,000   $ 400
Line of credit assumed       2,000    
Gain on debt issuance       $ 100    
Warrant            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Warrant to purchase shares (in shares) | shares         750,000  
Warrants and rights outstanding, term         5 years  
Exercise price per share (in dollars per share) | $ / shares         $ 0.094  
Exchange Agreements            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Sale of stock, consideration received on transaction         $ 1,300  
Senior Secured Notes            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Warrant to purchase shares (in shares) | shares         41,667  
Warrant liability         $ 200  
Dividend yield            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Warrants fair value measurement inputs         0.000  
Expected price volatility            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Warrants fair value measurement inputs         0.700  
Risk free interest rate            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Warrants fair value measurement inputs         0.0433  
Expected term (in years)            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Warrants fair value measurement inputs | yr         3.8  
Significant unobservable inputs (Level 3)            
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]            
Liabilities, fair value         $ 23  
Warrant liability         $ 23