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Note 10 - Goodwill, In-process Research and Development and Intellectual Property - Amortization Expense of Intangible Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Total $ 9,892 $ 22,267
Intellectual Property [Member]    
2022 8,218  
2023 400  
2024 400  
2025 400  
2026 400  
Thereafter 74  
Total $ 9,892 $ 22,267