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v3.25.1

Note 3 - Fair Value Measurements - Fair Value Valuation Assumptions (Details) $ in Thousands |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 21, 2023 USD ($) | Jun. 30, 2024 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Non-cash gain on changes in fair value of warrant liability |  |  |  | $ (114) | $ (272)
Prior to Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure | [1] |  |  | $ 9,600 |
Prior to Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 220.5 |
Prior to Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input | [2] |  |  | 25.2 |
Prior to Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.801 |
Prior to Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0491 |
Prior to Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
Prior to Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.8 |
Prior to Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure | [1] |  |  | $ 1,700 |
Prior to Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 45.5 |
Prior to Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 8.07 |
Prior to Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.793 |
Prior to Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0543 |
Prior to Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
Prior to Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.3 |
Prior to Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure | [1] |  |  | $ 500 |
Prior to Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 8.75 |
Prior to Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 4.77 |
Prior to Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Option Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.799 |
Prior to Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0551 |
Prior to Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
Prior to Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.1 |
Issuance, March 25, 2024 [Member] | Unsecured Convertible Notes [Member] |  |  |  |  |
Total value, embedded |  |  |  | $ 200 |
Issuance, March 25, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 4.9 |
Issuance, March 25, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 4.51 |
Issuance, March 25, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Option Volatility [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0.869 |
Issuance, March 25, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0.0454 |
Issuance, March 25, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0 |
Issuance, March 25, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 2 |
Issuance, April 27, 2023 [Member] | Convertible Debt [Member] |  |  |  |  |
Total value, embedded | [3] |  |  | $ 200 |
Issuance, April 27, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 45.5 |
Issuance, April 27, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement input, embedded derivative | [4] |  |  | 25.2 |
Issuance, April 27, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Option Volatility [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0.801 |
Issuance, April 27, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0.0488 |
Issuance, April 27, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0 |
Issuance, April 27, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0.8 |
Stockholder Approval May 28 2024 [Member] | Unsecured Convertible Notes [Member] |  |  |  |  |
Total value, embedded |  |  |  | $ 200 |
Gain, embedded derivative |  |  |  | $ 82 |
Stockholder Approval May 28 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 4.9 |
Stockholder Approval May 28 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 4.94 |
Stockholder Approval May 28 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Option Volatility [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0.839 |
Stockholder Approval May 28 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0.0494 |
Stockholder Approval May 28 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0 |
Stockholder Approval May 28 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 1.8 |
After Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure | [1] |  |  | $ 11,600 |
Deemed dividend |  |  |  | $ 2,000 |
After Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 45.5 |
After Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input | [2] |  |  | 25.2 |
After Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.801 |
After Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0491 |
After Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
After Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.8 |
After Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure | [1] |  |  | $ 6,800 |
Deemed dividend |  |  |  | $ 5,100 |
After Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 8.75 |
After Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 8.07 |
After Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.793 |
After Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0543 |
After Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
After Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.3 |
After Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure | [1] |  |  | $ 900 |
Deemed dividend |  |  |  | $ 400 |
After Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 4.9 |
After Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 4.77 |
After Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Option Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.799 |
After Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0551 |
After Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
After Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.1 |
Stockholder Approval, June 9, 2023 [Member] | Convertible Debt [Member] |  |  |  |  |
Total value, embedded | [3] |  |  | $ 200 |
Gain, embedded derivative |  |  |  | $ 40 |
Stockholder Approval, June 9, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 45.5 |
Stockholder Approval, June 9, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 23.8 |
Stockholder Approval, June 9, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Option Volatility [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0.769 |
Stockholder Approval, June 9, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0.0541 |
Stockholder Approval, June 9, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0 |
Stockholder Approval, June 9, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement input, embedded derivative |  |  |  | 0.7 |
The December 2023 Warrants [Member] | Reporting Date, December 31, 2023 [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 300 |
Non-cash gain on changes in fair value of warrant liability |  |  |  | $ 56 |
The December 2023 Warrants [Member] | Reporting Date, December 31, 2023 [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 8.75 |
The December 2023 Warrants [Member] | Reporting Date, December 31, 2023 [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 7.14 |
The December 2023 Warrants [Member] | Reporting Date, December 31, 2023 [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.793 |
The December 2023 Warrants [Member] | Reporting Date, December 31, 2023 [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0385 |
The December 2023 Warrants [Member] | Reporting Date, December 31, 2023 [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
The December 2023 Warrants [Member] | Reporting Date, December 31, 2023 [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 5.5 |
The December 2023 Warrants [Member] | Stockholder Approval May 28 2024 [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 200 |
Non-cash gain on changes in fair value of warrant liability |  |  |  | $ (51) |
The December 2023 Warrants [Member] | Stockholder Approval May 28 2024 [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 8.75 |
The December 2023 Warrants [Member] | Stockholder Approval May 28 2024 [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 4.94 |
The December 2023 Warrants [Member] | Stockholder Approval May 28 2024 [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.839 |
The December 2023 Warrants [Member] | Stockholder Approval May 28 2024 [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | (0.0456) |
The December 2023 Warrants [Member] | Stockholder Approval May 28 2024 [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
The December 2023 Warrants [Member] | Stockholder Approval May 28 2024 [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 5.1 |
March 2024 Warrant [Member] | Reporting Date, March 31, 2024 [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 100 |
Non-cash gain on changes in fair value of warrant liability |  |  |  | $ 21 |
March 2024 Warrant [Member] | Reporting Date, March 31, 2024 [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 4.9 |
March 2024 Warrant [Member] | Reporting Date, March 31, 2024 [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 3.66 |
March 2024 Warrant [Member] | Reporting Date, March 31, 2024 [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.869 |
March 2024 Warrant [Member] | Reporting Date, March 31, 2024 [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0421 |
March 2024 Warrant [Member] | Reporting Date, March 31, 2024 [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
March 2024 Warrant [Member] | Reporting Date, March 31, 2024 [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 5.5 |
March 2024 Warrant [Member] | Stockholder Approval May 28 2024 [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 100 |
Non-cash gain on changes in fair value of warrant liability |  |  |  | $ (28) |
March 2024 Warrant [Member] | Stockholder Approval May 28 2024 [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 4.9 |
March 2024 Warrant [Member] | Stockholder Approval May 28 2024 [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 4.94 |
March 2024 Warrant [Member] | Stockholder Approval May 28 2024 [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.839 |
March 2024 Warrant [Member] | Stockholder Approval May 28 2024 [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0456 |
March 2024 Warrant [Member] | Stockholder Approval May 28 2024 [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
March 2024 Warrant [Member] | Stockholder Approval May 28 2024 [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 5.3 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Pre-amendment [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 300 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Pre-amendment [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 220.5 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Pre-amendment [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input | [5] |  |  | 25.2 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Pre-amendment [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.801 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Pre-amendment [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0359 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Pre-amendment [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0473 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Pre-amendment [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Pre-amendment [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 1.1 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Pre-amendment [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 5.6 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Post-amendment [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 500 |
Non-cash gain on changes in fair value of warrant liability |  |  |  | $ 200 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Post-amendment [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 52.5 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Post-amendment [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input | [5] |  |  | 25.2 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Post-amendment [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.801 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Post-amendment [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0359 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Post-amendment [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0473 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Post-amendment [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Post-amendment [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 1.1 |
July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Post-amendment [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 5.6 |
The May 2023 Warrants [Member] | Pre-amendment, December 21, 2023 [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 56 |
The May 2023 Warrants [Member] | Pre-amendment, December 21, 2023 [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 45.5 |
The May 2023 Warrants [Member] | Pre-amendment, December 21, 2023 [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input | [6] |  |  | 8.07 |
The May 2023 Warrants [Member] | Pre-amendment, December 21, 2023 [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.793 |
The May 2023 Warrants [Member] | Pre-amendment, December 21, 2023 [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0392 |
The May 2023 Warrants [Member] | Pre-amendment, December 21, 2023 [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0462 |
The May 2023 Warrants [Member] | Pre-amendment, December 21, 2023 [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
The May 2023 Warrants [Member] | Pre-amendment, December 21, 2023 [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 1.5 |
The May 2023 Warrants [Member] | Pre-amendment, December 21, 2023 [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 4.5 |
The May 2023 Warrants [Member] | Post amendment, December 21, 2023 [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 200 |
Non-cash gain on changes in fair value of warrant liability |  |  |  | $ 100 |
The May 2023 Warrants [Member] | Post amendment, December 21, 2023 [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 8.75 |
The May 2023 Warrants [Member] | Post amendment, December 21, 2023 [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input | [6] |  |  | 8.07 |
The May 2023 Warrants [Member] | Post amendment, December 21, 2023 [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.793 |
The May 2023 Warrants [Member] | Post amendment, December 21, 2023 [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0392 |
The May 2023 Warrants [Member] | Post amendment, December 21, 2023 [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0462 |
The May 2023 Warrants [Member] | Post amendment, December 21, 2023 [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
The May 2023 Warrants [Member] | Post amendment, December 21, 2023 [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 1.5 |
The May 2023 Warrants [Member] | Post amendment, December 21, 2023 [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 4.5 |
September 2022, November 2022, and May 2023 Warrants [Member] | Pre-amendment June 14, 2024 [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 66 |
September 2022, November 2022, and May 2023 Warrants [Member] | Pre-amendment June 14, 2024 [Member] | Measurement Input, Exercise Price [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 8.75 |
September 2022, November 2022, and May 2023 Warrants [Member] | Pre-amendment June 14, 2024 [Member] | Measurement Input, Exercise Price [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 52.5 |
September 2022, November 2022, and May 2023 Warrants [Member] | Pre-amendment June 14, 2024 [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 2.51 |
September 2022, November 2022, and May 2023 Warrants [Member] | Pre-amendment June 14, 2024 [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.893 |
September 2022, November 2022, and May 2023 Warrants [Member] | Pre-amendment June 14, 2024 [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0427 |
September 2022, November 2022, and May 2023 Warrants [Member] | Pre-amendment June 14, 2024 [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0508 |
September 2022, November 2022, and May 2023 Warrants [Member] | Pre-amendment June 14, 2024 [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
September 2022, November 2022, and May 2023 Warrants [Member] | Pre-amendment June 14, 2024 [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 1 |
September 2022, November 2022, and May 2023 Warrants [Member] | Pre-amendment June 14, 2024 [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 4.4 |
September 2022, November 2022, and May 2023 Warrants [Member] | Post amendment June 14, 2024 [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 100 |
Non-cash gain on changes in fair value of warrant liability |  |  |  | $ 70 |
September 2022, November 2022, and May 2023 Warrants [Member] | Post amendment June 14, 2024 [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 2.5 |
September 2022, November 2022, and May 2023 Warrants [Member] | Post amendment June 14, 2024 [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 2.51 |
September 2022, November 2022, and May 2023 Warrants [Member] | Post amendment June 14, 2024 [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.893 |
September 2022, November 2022, and May 2023 Warrants [Member] | Post amendment June 14, 2024 [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0427 |
September 2022, November 2022, and May 2023 Warrants [Member] | Post amendment June 14, 2024 [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0508 |
September 2022, November 2022, and May 2023 Warrants [Member] | Post amendment June 14, 2024 [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
September 2022, November 2022, and May 2023 Warrants [Member] | Post amendment June 14, 2024 [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 1 |
September 2022, November 2022, and May 2023 Warrants [Member] | Post amendment June 14, 2024 [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 4.4 |
Series F-1 Warrants [Member] | Prior to Adjustment [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 1,700 |
Series F-1 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 1.1 |
Series F-1 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.71 |
Series F-1 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.971 |
Series F-1 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0355 |
Series F-1 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
Series F-1 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 4.84 |
Series F-1 Warrants [Member] | After Adjustment [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 1,900 |
Deemed dividend |  |  |  | $ 200 |
Series F-1 Warrants [Member] | After Adjustment [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.66 |
Series F-1 Warrants [Member] | After Adjustment [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.71 |
Series F-1 Warrants [Member] | After Adjustment [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.971 |
Series F-1 Warrants [Member] | After Adjustment [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0355 |
Series F-1 Warrants [Member] | After Adjustment [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
Series F-1 Warrants [Member] | After Adjustment [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 4.84 |
Series F-2 Warrants [Member] | Prior to Adjustment [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 200 |
Series F-2 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 1.1 |
Series F-2 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.71 |
Series F-2 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.971 |
Series F-2 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0464 |
Series F-2 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
Series F-2 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.34 |
Series F-2 Warrants [Member] | After Adjustment [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 600 |
Deemed dividend |  |  |  | $ 400 |
Series F-2 Warrants [Member] | After Adjustment [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.66 |
Series F-2 Warrants [Member] | After Adjustment [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.71 |
Series F-2 Warrants [Member] | After Adjustment [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.971 |
Series F-2 Warrants [Member] | After Adjustment [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0464 |
Series F-2 Warrants [Member] | After Adjustment [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
Series F-2 Warrants [Member] | After Adjustment [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.34 |
Series F-3 Warrants [Member] | Prior to Adjustment [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 600 |
Series F-3 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 1.1 |
Series F-3 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.71 |
Series F-3 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.971 |
Series F-3 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.041 |
Series F-3 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
Series F-3 Warrants [Member] | Prior to Adjustment [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.84 |
Series F-3 Warrants [Member] | After Adjustment [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 1,000 |
Deemed dividend |  |  |  | $ 400 |
Series F-3 Warrants [Member] | After Adjustment [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.66 |
Series F-3 Warrants [Member] | After Adjustment [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.71 |
Series F-3 Warrants [Member] | After Adjustment [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.971 |
Series F-3 Warrants [Member] | After Adjustment [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.041 |
Series F-3 Warrants [Member] | After Adjustment [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
Series F-3 Warrants [Member] | After Adjustment [Member] | Measurement Input, Expected Term [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.84 |
May 2023 Warrants [Member] |  |  |  |  |
Non-cash gain on changes in fair value of warrant liability |  | $ (170) | $ (47) |  |
May 2023 Warrants [Member] | Stockholder Approval, June 9, 2023 [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 1,400 |
Non-cash gain on changes in fair value of warrant liability |  |  |  | $ 200 |
May 2023 Warrants [Member] | Stockholder Approval, June 9, 2023 [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 45.5 |
May 2023 Warrants [Member] | Stockholder Approval, June 9, 2023 [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 23.8 |
May 2023 Warrants [Member] | Stockholder Approval, June 9, 2023 [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.776 |
May 2023 Warrants [Member] | Stockholder Approval, June 9, 2023 [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0392 |
May 2023 Warrants [Member] | Stockholder Approval, June 9, 2023 [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0459 |
May 2023 Warrants [Member] | Stockholder Approval, June 9, 2023 [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
May 2023 Warrants [Member] | Stockholder Approval, June 9, 2023 [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 2 |
May 2023 Warrants [Member] | Stockholder Approval, June 9, 2023 [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 5 |
May 2023 Warrants [Member] | Issuance, May 1, 2023 [Member] |  |  |  |  |
Liabilities, Fair Value Disclosure |  |  |  | $ 1,600 |
May 2023 Warrants [Member] | Issuance, May 1, 2023 [Member] | Measurement Input, Exercise Price [Member] |  |  |  |  |
Measurement Input |  |  |  | 45.5 |
May 2023 Warrants [Member] | Issuance, May 1, 2023 [Member] | Measurement Input, Share Price [Member] |  |  |  |  |
Measurement Input | [6] |  |  | 25.2 |
May 2023 Warrants [Member] | Issuance, May 1, 2023 [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.801 |
May 2023 Warrants [Member] | Issuance, May 1, 2023 [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  |  | 0.036
May 2023 Warrants [Member] | Issuance, May 1, 2023 [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 0.0404 |
May 2023 Warrants [Member] | Issuance, May 1, 2023 [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |  |
Measurement Input |  |  |  | 0 |
May 2023 Warrants [Member] | Issuance, May 1, 2023 [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |  |
Measurement Input |  |  |  | 2.1 |
May 2023 Warrants [Member] | Issuance, May 1, 2023 [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |  |
Measurement Input |  |  |  | 5.1 |
[1] | Includes value of incremental shares underlying preferred stock and adjusted for probability of occurrence.
[2] | Adjusted for the dilutive effect of the 2023 Private Placement. See additional discussion above.
[3] | Adjusted for probability of occurrence.
[4] | Adjusted for the dilutive effect of the 2023 Private Placement. See additional discussion above.
[5] | Adjusted for the dilutive effect of the 2023 Private Placement. See additional discussion above.
[6] | Adjusted for the dilutive effect of the 2023 Private Placement. See additional discussion above.

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