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Note 5 - Intangible Assets - Estimated Remaining Amortization Expense on Intangibles (Details)
$ in Thousands
Mar. 31, 2021
USD ($)
Remainder of: $ 358
2021 477
2022 477
2023 477
2024 119
Thereafter 0
Finite-Lived Intangible Asset, Expected Amortization, after Year Five $ 1,908