v3.23.2
Fair Value Measurements - Recurring Fair Value Measurements (Details) - USD ($)
Jun. 30, 2023
Mar. 31, 2023
Dec. 31, 2022
Embedded derivative within 2023 Funding Agreement      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Embedded derivative liability $ (42,000)    
Total liabilities measured at fair value (42,000)    
Compound embedded derivative within the 2019 Facility Agreement      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Embedded derivative liability   $ 0 $ (122,000)
Total liabilities measured at fair value     (122,000)
(Level 1) | Embedded derivative within 2023 Funding Agreement      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Embedded derivative liability 0    
Total liabilities measured at fair value 0    
(Level 1) | Compound embedded derivative within the 2019 Facility Agreement      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Embedded derivative liability     0
Total liabilities measured at fair value     0
(Level 2) | Embedded derivative within 2023 Funding Agreement      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Embedded derivative liability 0    
Total liabilities measured at fair value 0    
(Level 2) | Compound embedded derivative within the 2019 Facility Agreement      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Embedded derivative liability     0
Total liabilities measured at fair value     0
(Level 3) | Embedded derivative within 2023 Funding Agreement      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Embedded derivative liability (42,000)    
Total liabilities measured at fair value $ (42,000)    
(Level 3) | Compound embedded derivative within the 2019 Facility Agreement      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Embedded derivative liability     (122,000)
Total liabilities measured at fair value     $ (122,000)