Quarterly report [Sections 13 or 15(d)]

Note 4 - Fair Value Measurement - Fair Value Hierarchies (Details)

v3.25.1
Note 4 - Fair Value Measurement - Fair Value Hierarchies (Details) - Fair Value, Recurring [Member] - USD ($)
$ in Thousands
Mar. 31, 2025
Dec. 31, 2024
Warrant liabilities $ 0 $ 1
Fair Value, Inputs, Level 1 [Member]    
Warrant liabilities 0 0
Fair Value, Inputs, Level 2 [Member]    
Warrant liabilities 0 0
Fair Value, Inputs, Level 3 [Member]    
Warrant liabilities $ 0 $ 1