v3.25.2
Note 12 - Fair Value - Unobservable Inputs (Details)
Jun. 30, 2025
Dec. 31, 2024
Derivative Instrument Related to Senior Secured Convertible Promissory Notes [Member] | Measurement Input, Price Volatility [Member]    
Derivative, measurement input 1.042 1.015
Derivative Instrument Related to Senior Secured Convertible Promissory Notes [Member] | Measurement Input, Risk Free Interest Rate [Member]    
Derivative, measurement input   0.042
Derivative Instrument Related to Senior Secured Convertible Promissory Notes [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member]    
Derivative, measurement input 0.04  
Derivative Instrument Related to Senior Secured Convertible Promissory Notes [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member]    
Derivative, measurement input 0.043  
Derivative Instrument Related to Senior Secured Convertible Promissory Notes [Member] | Measurement Input, Expected Dividend Rate [Member]    
Derivative, measurement input 0 0
Derivative Instrument Related to Senior Secured Convertible Promissory Notes [Member] | Measurement Input, Expected Term [Member] | Minimum [Member]    
Derivative, measurement input 0.33 0.5
Derivative Instrument Related to Senior Secured Convertible Promissory Notes [Member] | Measurement Input, Expected Term [Member] | Maximum [Member]    
Derivative, measurement input 0.97 1.47
Derivative Instrument Related to Senior Secured Convertible Promissory Notes [Member] | Measurement Input, Probability of Change of Control [Member]    
Derivative, measurement input 0.20 0.10
Derivative Instrument Related to Senior Secured Convertible Promissory Notes [Member] | Measurement Input, Probability of Dissolution [Member]    
Derivative, measurement input 0.45 0.45
Derivative Instrument Related to Senior Secured Convertible Promissory Notes [Member] | Measurement Input, Probability of Other Outcome [Member]    
Derivative, measurement input 0.35 0.45
New Avenue Warrant [Member] | Measurement Input, Price Volatility [Member] | Minimum [Member]    
Derivative, measurement input 0.965 1.002
New Avenue Warrant [Member] | Measurement Input, Price Volatility [Member] | Maximum [Member]    
Derivative, measurement input 0.992 1.014
New Avenue Warrant [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member]    
Derivative, measurement input 0.037 0.042
New Avenue Warrant [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member]    
Derivative, measurement input 0.042 0.043
New Avenue Warrant [Member] | Measurement Input, Expected Dividend Rate [Member]    
Derivative, measurement input 0 0
New Avenue Warrant [Member] | Measurement Input, Expected Term [Member] | Minimum [Member]    
Derivative, measurement input 0.67 0.75
New Avenue Warrant [Member] | Measurement Input, Expected Term [Member] | Maximum [Member]    
Derivative, measurement input 3 3.5
New Avenue Warrant [Member] | Measurement Input, Probability of Change of Control [Member]    
Derivative, measurement input 0.20 0.10
New Avenue Warrant [Member] | Measurement Input, Probability of Dissolution [Member]    
Derivative, measurement input 0.45 0.45
New Avenue Warrant [Member] | Measurement Input, Probability of Other Outcome [Member]    
Derivative, measurement input 0.35 0.45
Tranche A Warrant [Member] | Measurement Input, Price Volatility [Member] | Minimum [Member]    
Derivative, measurement input 0.963 0.978
Tranche A Warrant [Member] | Measurement Input, Price Volatility [Member] | Maximum [Member]    
Derivative, measurement input 1.043 1.019
Tranche A Warrant [Member] | Measurement Input, Risk Free Interest Rate [Member]    
Derivative, measurement input   0.042
Tranche A Warrant [Member] | Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member]    
Derivative, measurement input 0.04  
Tranche A Warrant [Member] | Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member]    
Derivative, measurement input 0.044  
Tranche A Warrant [Member] | Measurement Input, Expected Dividend Rate [Member]    
Derivative, measurement input 0 0
Tranche A Warrant [Member] | Measurement Input, Expected Term [Member] | Minimum [Member]    
Derivative, measurement input 0.29 0.71
Tranche A Warrant [Member] | Measurement Input, Expected Term [Member] | Maximum [Member]    
Derivative, measurement input 0.96 1.46
Tranche A Warrant [Member] | Measurement Input, Probability of NDA Acceptance [Member]    
Derivative, measurement input 0.20 0.20
Tranche A Warrant [Member] | Measurement Input, Probability of Dissolution [Member]    
Derivative, measurement input 0.45 0.45
Tranche A Warrant [Member] | Measurement Input, Probability of Fundamental Transaction [Member]    
Derivative, measurement input 0.20 0.10
Tranche A Warrant [Member] | Measurement Input, Probability of Other Outcome [Member]    
Derivative, measurement input 0.15 0.25
Common Stock Warrants [Member] | Measurement Input, Price Volatility [Member]    
Derivative, measurement input 0.996 1.075
Common Stock Warrants [Member] | Measurement Input, Risk Free Interest Rate [Member]    
Derivative, measurement input 0.037 0.044
Common Stock Warrants [Member] | Measurement Input, Expected Dividend Rate [Member]    
Derivative, measurement input 0 0
Common Stock Warrants [Member] | Measurement Input, Expected Term [Member]    
Derivative, measurement input 4.25 4.75
Common Stock Warrants [Member] | Measurement Input, Probability of Dissolution [Member]    
Derivative, measurement input 0.45 0.45
Common Stock Warrants [Member] | Measurement Input, Probability of Other Outcome [Member]    
Derivative, measurement input 0.55 0.55