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Note 4 - Intangible Assets, Net - Estimated Future Amortization Expense for Intangible Assets (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
2023 (nine months) $ 1,521    
2023 1,961 $ 1,981  
2024 1,573 1,869  
2025 1,163 1,480  
2026 1,136 1,135  
Thereafter 3,494    
Total intangible assets subject to amortization $ 10,848 $ 11,079 $ 0