Note 4 - Intangible Assets - Expected Future Amortization Expense (Details) $ in Thousands |
Mar. 31, 2022
USD ($)
|
---|---|
Expected amortization expense, 2022 | $ 218 |
Expected amortization expense, 2023 | 127 |
Expected amortization expense, 2024 | 0 |
Expected amortization expense, 2025 | 0 |
Expected amortization expense, 2026 | 0 |
Customer Relationships [Member] | |
Expected amortization expense, 2022 | 125 |
Expected amortization expense, 2023 | 73 |
Expected amortization expense, 2024 | 0 |
Expected amortization expense, 2025 | 0 |
Expected amortization expense, 2026 | 0 |
Patents and Trademarks [Member] | |
Expected amortization expense, 2022 | 93 |
Expected amortization expense, 2023 | 54 |
Expected amortization expense, 2024 | 0 |
Expected amortization expense, 2025 | 0 |
Expected amortization expense, 2026 | $ 0 |