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Note 3 - Revenue Recognition - Revenue Disaggregated by the Major Types of Goods and Services Sold (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2022
Sep. 30, 2022
Jun. 30, 2022
Mar. 31, 2022
Dec. 31, 2021
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Net sales $ 91,237 $ 96,970 $ 94,343 $ 71,242 $ 56,343 $ 50,723 $ 50,655 $ 48,599 $ 353,792 $ 206,320 $ 179,373
Product [Member]                      
Net sales                 342,742 201,248 172,299
Tooling and Machinery [Member]                      
Net sales                 6,307 1,814 2,787
Engineering and Development [Member]                      
Net sales                 $ 4,743 $ 3,258 $ 4,287