v3.26.1
Note 4 - Commitments and Contingencies (Details Textual)
$ in Millions
3 Months Ended
Jun. 24, 2026
Oct. 30, 2025
Oct. 24, 2024
Jun. 30, 2026
USD ($)
Dec. 31, 2025
Nov. 01, 2024
shares
Stock Required to be Issued for Stock Split, Shares (in shares) | shares           12,945
Stockholders' Equity Note, Stock Split, Conversion Ratio 21          
Reverse Stock Split [Member]            
Stockholders' Equity Note, Stock Split, Conversion Ratio     20      
Minimum [Member] | Reverse Stock Split [Member]            
Stockholders' Equity Note, Stock Split, Conversion Ratio   2        
Maximum [Member] | Reverse Stock Split [Member]            
Stockholders' Equity Note, Stock Split, Conversion Ratio   25        
Employment Contracts [Member] | Minimum [Member]            
Employee Benefits and Share-Based Compensation       $ 1.9    
Employment Contracts [Member] | Maximum [Member]            
Employee Benefits and Share-Based Compensation       $ 2.5    
Pending Litigation [Member]            
Loss Contingency, Pending Claims, Number         0