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Note 9 - Long-term Debt - Schedule of Interest and Amortization Expense (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Interest $ 1,662 $ 1,662 $ 4,987 $ 4,987
Amortization $ 85 $ 85 $ 256 $ 256