Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Fair Value Measurements - Inputs (Details)

v3.23.2
Note 4 - Fair Value Measurements - Inputs (Details)
Jun. 30, 2023
Jan. 31, 2023
Dec. 31, 2022
Measurement Input, Share Price [Member] | October 2022 Warrants [Member]      
Warrant Liability 1.17   1.16
Measurement Input, Share Price [Member] | January 2023 Warrants [Member]      
Warrant Liability 1.17 1.38  
Measurement Input, Risk Free Interest Rate [Member] | October 2022 Warrants [Member]      
Warrant Liability 0.0413   0.0402
Measurement Input, Risk Free Interest Rate [Member] | January 2023 Warrants [Member]      
Warrant Liability 0.0449 0.0390  
Measurement Input, Expected Dividend Rate [Member] | October 2022 Warrants [Member]      
Warrant Liability 0   0
Measurement Input, Expected Dividend Rate [Member] | January 2023 Warrants [Member]      
Warrant Liability 0 0  
Measurement Input, Expected Term [Member] | October 2022 Warrants [Member]      
Warrant Liability 4.3   4.8
Measurement Input, Expected Term [Member] | January 2023 Warrants [Member]      
Warrant Liability 2.6 3.0  
Measurement Input, Price Volatility [Member] | October 2022 Warrants [Member]      
Warrant Liability 1.37   0.93
Measurement Input, Price Volatility [Member] | January 2023 Warrants [Member]      
Warrant Liability 1.62 1.60