v3.26.1
Note 3 - Discontinued Operations (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 18 Months Ended
Jun. 28, 2026
Jun. 29, 2025
Jun. 28, 2026
Jun. 29, 2025
Jun. 28, 2026
Restructuring Charges $ 16 $ 21 $ 27 $ 75  
Discontinued Operations [Member] | Sensi ML [Member]          
Restructuring Charges 16 21 27 162 $ 200
Disposal Group, Including Discontinued Operation, Share-based Payment Arrangement Expense $ 0 $ 0 $ 0 $ (32)