Note 5 - Inventories - Schedule of Inventories (Details) - USD ($) $ in Thousands  | 
Dec. 31, 2022  | 
Dec. 31, 2021  | 
|---|---|---|
| Finished goods | $ 67,006 | $ 50,416 | 
| Work-in-process | 19,037 | 8,916 | 
| Raw material and supplies | 50,458 | 44,687 | 
| Inventory, Net, Total | $ 136,501 | $ 104,019 | 
| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
  | 
| X | ||||||||||
- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
  | 
| X | ||||||||||
- Definition Aggregated amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed. This amount is net of valuation reserves and adjustments. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
  | 
| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
  |