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Note 3 - Fair Value Measurements - Fair Value Valuation Assumptions (Details) |  | 3 Months Ended
--- | --- | ---
Dec. 21, 2023 USD ($) | Mar. 31, 2024 USD ($) yr | Mar. 31, 2023 USD ($)
Non-cash gain on changes in fair value of warrant liabilities |  |  | $ (194,000) | $ (0)
May 2023 Warrants [Member] |  |  |  |
Non-cash gain on changes in fair value of warrant liabilities |  | $ 200,000 |  |
Issuance, May 1, 2023 [Member] | May 2023 Warrants [Member] |  |  |  |
Total Value |  |  | $ 1,600,000 |
Issuance, May 1, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 1.3 |
Issuance, May 1, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.72 |
Issuance, May 1, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Price Volatility [Member] |  |  |  |
Measurement Input |  |  | 0.801 |
Issuance, May 1, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |
Measurement Input |  |  | 0.0404 |
Issuance, May 1, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |
Measurement Input |  |  | 0.036 |
Issuance, May 1, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |
Measurement Input |  |  | 0 |
Issuance, May 1, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |
Measurement Input | yr |  |  | 5.1 |
Issuance, May 1, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |
Measurement Input | yr |  |  | 2.1 |
Stockholder Approval, June 9, 2023 [Member] | Convertible Debt [Member] |  |  |  |
Total value, embedded | [1] |  | $ 200,000 |
Gain, embedded derivative |  |  | $ 40,000 |
Stockholder Approval, June 9, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement input, embedded derivative |  |  | 1.3 |
Stockholder Approval, June 9, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement input, embedded derivative |  |  | 0.75 |
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 | yr |  |  | 0.7 |
Stockholder Approval, June 9, 2023 [Member] | May 2023 Warrants [Member] |  |  |  |
Total Value |  |  | $ 1,400,000 |
Non-cash gain on changes in fair value of warrant liabilities |  |  | $ 200,000,000 |
Stockholder Approval, June 9, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Exercise Price [Member] | Maximum [Member] |  |  |  |
Measurement Input |  |  | 1.3 |
Stockholder Approval, June 9, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Share Price [Member] | Maximum [Member] |  |  |  |
Measurement Input |  |  | 0.68 |
Stockholder Approval, June 9, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Price Volatility [Member] | Maximum [Member] |  |  |  |
Measurement Input |  |  | 0.776 |
Stockholder Approval, June 9, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |
Measurement Input |  |  | 0.0459 |
Stockholder Approval, June 9, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |
Measurement Input |  |  | 0.0392 |
Stockholder Approval, June 9, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Expected Dividend Rate [Member] | Maximum [Member] |  |  |  |
Measurement Input |  |  | 0 |
Stockholder Approval, June 9, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |
Measurement Input | yr |  |  | 5 |
Stockholder Approval, June 9, 2023 [Member] | May 2023 Warrants [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |
Measurement Input | yr |  |  | 2 |
Issuance, December 21, 2023 [Member] | The December 2023 Warrants [Member] |  |  |  |
Total Value |  |  | $ 400,000 |
Issuance, December 21, 2023 [Member] | The December 2023 Warrants [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 0.25 |
Issuance, December 21, 2023 [Member] | The December 2023 Warrants [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.23 |
Issuance, December 21, 2023 [Member] | The December 2023 Warrants [Member] | Measurement Input, Price Volatility [Member] |  |  |  |
Measurement Input |  |  | 0.793 |
Issuance, December 21, 2023 [Member] | The December 2023 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |
Measurement Input |  |  | 0.0388 |
Issuance, December 21, 2023 [Member] | The December 2023 Warrants [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |
Measurement Input |  |  | 0 |
Issuance, December 21, 2023 [Member] | The December 2023 Warrants [Member] | Measurement Input, Expected Term [Member] |  |  |  |
Measurement Input | yr |  |  | 5.5 |
Reporting Date, December 31, 2023 [Member] | The December 2023 Warrants [Member] |  |  |  |
Total Value |  |  | $ 300,000 |
Non-cash gain on changes in fair value of warrant liabilities |  |  | $ 56,000,000 |
Reporting Date, December 31, 2023 [Member] | The December 2023 Warrants [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 0.25 |
Reporting Date, December 31, 2023 [Member] | The December 2023 Warrants [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.2 |
Reporting Date, December 31, 2023 [Member] | The December 2023 Warrants [Member] | Measurement Input, Price Volatility [Member] |  |  |  |
Measurement Input |  |  | 0.793 |
Reporting Date, December 31, 2023 [Member] | The December 2023 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |
Measurement Input |  |  | 0.0385 |
Reporting Date, December 31, 2023 [Member] | The December 2023 Warrants [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |
Measurement Input |  |  | 0 |
Reporting Date, December 31, 2023 [Member] | The December 2023 Warrants [Member] | Measurement Input, Expected Term [Member] |  |  |  |
Measurement Input | yr |  |  | 5.5 |
Reporting Date, March 31, 2024 [Member] | Unsecured Convertible Notes [Member] |  |  |  |
Total value, embedded |  |  | $ 200,000 |
Gain, embedded derivative |  |  | $ 65,000 |
Reporting Date, March 31, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement input, embedded derivative |  |  | 0.14 |
Reporting Date, March 31, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement input, embedded derivative |  |  | 0.1 |
Reporting Date, March 31, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Option Volatility [Member] |  |  |  |
Measurement input, embedded derivative |  |  | 0.869 |
Reporting Date, March 31, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |
Measurement input, embedded derivative |  |  | 0.0459 |
Reporting Date, March 31, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |
Measurement input, embedded derivative |  |  | 0 |
Reporting Date, March 31, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Expected Term [Member] |  |  |  |
Measurement input, embedded derivative | yr |  |  | 2 |
Reporting Date, March 31, 2024 [Member] | The December 2023 Warrants [Member] |  |  |  |
Total Value |  |  | $ 200,000 |
Non-cash gain on changes in fair value of warrant liabilities |  |  | $ 173,000 |
Reporting Date, March 31, 2024 [Member] | The December 2023 Warrants [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 0.25 |
Reporting Date, March 31, 2024 [Member] | The December 2023 Warrants [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.1 |
Reporting Date, March 31, 2024 [Member] | The December 2023 Warrants [Member] | Measurement Input, Price Volatility [Member] |  |  |  |
Measurement Input |  |  | 0.923 |
Reporting Date, March 31, 2024 [Member] | The December 2023 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |
Measurement Input |  |  | 0.0421 |
Reporting Date, March 31, 2024 [Member] | The December 2023 Warrants [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |
Measurement Input |  |  | 0 |
Reporting Date, March 31, 2024 [Member] | The December 2023 Warrants [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |
Measurement Input | yr |  |  | 5.2 |
Reporting Date, March 31, 2024 [Member] | March 2024 Warrant [Member] |  |  |  |
Total Value |  |  | $ 100,000 |
Non-cash gain on changes in fair value of warrant liabilities |  |  | $ 21,000 |
Reporting Date, March 31, 2024 [Member] | March 2024 Warrant [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 0.14 |
Reporting Date, March 31, 2024 [Member] | March 2024 Warrant [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.1 |
Reporting Date, March 31, 2024 [Member] | March 2024 Warrant [Member] | Measurement Input, Price Volatility [Member] |  |  |  |
Measurement Input |  |  | 0.869 |
Reporting Date, March 31, 2024 [Member] | March 2024 Warrant [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |
Measurement Input |  |  | 0.0421 |
Reporting Date, March 31, 2024 [Member] | March 2024 Warrant [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |
Measurement Input |  |  | 0 |
Reporting Date, March 31, 2024 [Member] | March 2024 Warrant [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |
Measurement Input | yr |  |  | 5.5 |
Issuance, March 25, 2024 [Member] | Unsecured Convertible Notes [Member] |  |  |  |
Total value, embedded |  |  | $ 200,000 |
Issuance, March 25, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement input, embedded derivative |  |  | 0.14 |
Issuance, March 25, 2024 [Member] | Unsecured Convertible Notes [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement input, embedded derivative |  |  | 0.13 |
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 | yr |  |  | 2 |
Issuance, March 25, 2024 [Member] | March 2024 Warrant [Member] |  |  |  |
Total Value |  |  | $ 100,000 |
Issuance, March 25, 2024 [Member] | March 2024 Warrant [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 0.14 |
Issuance, March 25, 2024 [Member] | March 2024 Warrant [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.13 |
Issuance, March 25, 2024 [Member] | March 2024 Warrant [Member] | Measurement Input, Price Volatility [Member] |  |  |  |
Measurement Input |  |  | 0.869 |
Issuance, March 25, 2024 [Member] | March 2024 Warrant [Member] | Measurement Input, Risk Free Interest Rate [Member] |  |  |  |
Measurement Input |  |  | 0.0424 |
Issuance, March 25, 2024 [Member] | March 2024 Warrant [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |
Measurement Input |  |  | 0 |
Issuance, March 25, 2024 [Member] | March 2024 Warrant [Member] | Measurement Input, Expected Term [Member] |  |  |  |
Measurement Input | yr |  |  | 5.5 |
Pre-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] |  |  |  |
Total Value |  |  | $ 300,000 |
Pre-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 6.3 |
Pre-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.72 |
Pre-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Price Volatility [Member] |  |  |  |
Measurement Input |  |  | 0.801 |
Pre-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |
Measurement Input |  |  | 0.0473 |
Pre-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |
Measurement Input |  |  | 0.0359 |
Pre-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |
Measurement Input |  |  | 0 |
Pre-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |
Measurement Input | yr |  |  | 5.6 |
Pre-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |
Measurement Input | yr |  |  | 1.1 |
Post-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] |  |  |  |
Total Value |  |  | $ 500,000 |
Non-cash gain on changes in fair value of warrant liabilities |  |  | $ 200,000 |
Post-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 1.5 |
Post-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.72 |
Post-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Price Volatility [Member] |  |  |  |
Measurement Input |  |  | 0.801 |
Post-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |
Measurement Input |  |  | 0.0473 |
Post-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |
Measurement Input |  |  | 0.0359 |
Post-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |
Measurement Input |  |  | 0 |
Post-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |
Measurement Input | yr |  |  | 5.6 |
Post-amendment [Member] | July 2020, November 2021, September 2022 & November 2022 Warrants [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |
Measurement Input | yr |  |  | 1.1 |
Pre-amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] |  |  |  |
Total Value |  |  | $ 56,000 |
Pre-amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 1.3 |
Pre-amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.23 |
Pre-amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Price Volatility [Member] |  |  |  |
Measurement Input |  |  | 0.793 |
Pre-amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |
Measurement Input |  |  | 0.0462 |
Pre-amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |
Measurement Input |  |  | 0.0392 |
Pre-amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |
Measurement Input |  |  | 0 |
Pre-amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |
Measurement Input |  |  | 4.5 |
Pre-amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |
Measurement Input |  |  | 1.5 |
Post amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] |  |  |  |
Total Value |  |  | $ 200 |
Non-cash gain on changes in fair value of warrant liabilities |  |  | $ 100 |
Post amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 0.25 |
Post amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.23 |
Post amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Price Volatility [Member] |  |  |  |
Measurement Input |  |  | 0.793 |
Post amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member] |  |  |  |
Measurement Input |  |  | 0.0462 |
Post amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member] |  |  |  |
Measurement Input |  |  | 0.0392 |
Post amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Expected Dividend Rate [Member] |  |  |  |
Measurement Input |  |  | 0 |
Post amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Expected Term [Member] | Maximum [Member] |  |  |  |
Measurement Input |  |  | 4.5 |
Post amendment, December 21, 2023 [Member] | The May 2023 Warrants [Member] | Measurement Input, Expected Term [Member] | Minimum [Member] |  |  |  |
Measurement Input |  |  | 1.5 |
Prior to Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] |  |  |  |
Total Value |  |  | $ 9,600,000 |
Prior to Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 6.3 |
Prior to Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.72 |
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 |
After Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] |  |  |  |
Total Value |  |  | $ 11,600,000 |
Deemed dividend |  |  | $ 2,000,000 |
After Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 1.3 |
After Ratchet, April 27, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.72 |
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 |
Prior to Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] |  |  |  |
Total Value | [2] |  | $ 1,700,000 |
Prior to Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 1.3 |
Prior to Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.23 |
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 | yr |  |  | 0.3 |
After Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] |  |  |  |
Total Value | [2] |  | $ 6,700,000 |
Deemed dividend |  |  | $ 5,100,000 |
After Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 0.25 |
After Ratchet, December 21, 2023 [Member] | Series B Preferred Stock and Series C Preferred Stock [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.23 |
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 |
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Measurement Input |  |  | 0 |
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Measurement Input | yr |  |  | 0.3 |
Prior to Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] |  |  |  |
Total Value | [2] |  | $ 500,000 |
Prior to Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 0.25 |
Prior to Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.13 |
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 |
After Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] |  |  |  |
Total Value | [2] |  | $ 900,000 |
Deemed dividend |  |  | $ 400,000 |
After Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement Input |  |  | 0.14 |
After Ratchet, March 24, 2024 [Member] | Series C Preferred Stock [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement Input |  |  | 0.13 |
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 |
Issuance, April 27, 2023 [Member] | Convertible Debt [Member] |  |  |  |
Total value, embedded | [1] |  | $ 200,000 |
Issuance, April 27, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Exercise Price [Member] |  |  |  |
Measurement input, embedded derivative |  |  | 1.3 |
Issuance, April 27, 2023 [Member] | Convertible Debt [Member] | Measurement Input, Share Price [Member] |  |  |  |
Measurement input, embedded derivative |  |  | 0.72 |
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 | yr |  |  | 0.8 |
[1] | Adjusted for probability of occurrence.
[2] | Includes value of incremental shares underlying preferred stock and adjusted for probability of occurrence.

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