Quarterly report [Sections 13 or 15(d)]

Note 3 - Licensing Agreements (Details Textual)

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Note 3 - Licensing Agreements (Details Textual) - USD ($)
$ in Thousands
3 Months Ended
Jun. 28, 2026
Jun. 29, 2025
Cost of Product and Service Sold $ 8,735 $ 11,960
Royalty [Member]    
Cost of Product and Service Sold $ 1,300 $ 1,000