v3.26.1
Note 14 - Segment Information and Foreign Operations - Reporting of Segment Revenue by Product Type (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Revenue $ 88,326 $ 99,361 $ 75,795
Substrates [Member]      
Revenue 58,900 67,748 47,466
Raw Materials and Other [Member]      
Revenue $ 29,426 $ 31,613 $ 28,329