v3.26.1
Note 9 - Share-based Compensation (Details Textual) - USD ($)
$ in Millions
3 Months Ended
May 19, 2026
Feb. 26, 2026
Jul. 04, 2026
Feb. 25, 2025
Dec. 31, 2022
The 2022 Plan [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)         608,000
Common Stock, Capital Shares Reserved for Future Issuance (in shares)     245,629    
The 2022 Plan [Member] | Restricted Stock Units (RSUs) [Member] | Executive Officer [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Performance-based       50.00%  
The 2022 Plan [Member] | Restricted Stock Units (RSUs) [Member] | Certain Employees, Group Two [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Performance-based   50.00%      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Aggregate Grant Date Fair Value   $ 4.2      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)   87,943      
The 2022 Plan [Member] | Restricted Stock Units (RSUs) [Member] | Certain Employees, Group Two [Member] | Vesting January 1, 2028 [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Aggregate Grant Date Fair Value   $ 0.9      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)   19,735      
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage   50.00%      
The 2022 Plan [Member] | Restricted Stock Units (RSUs) [Member] | Certain Employees [Member] | Vesting March 31 and April 30, 2029 [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Performance-based     50.00%    
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Aggregate Grant Date Fair Value     $ 0.2    
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)     3,264    
The 2026 Non-employee Director Plan [Member] | Restricted Stock Units (RSUs) [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Aggregate Grant Date Fair Value $ 0.4        
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) 4,100