Note 7 - Select Balance Sheet and Statement of Operations Information - Finance Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Interest expense	$ 4,297	$ 3,720
Accretion on long-term debt and amortization of fees	264	1,235
Total finance expenses	$ 4,561	$ 4,955

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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