Note 11 - Share-based Compensation - Defined Benefit Plan Amounts Recognized in Financial Statements (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Liability at the end of the year	$ 2,031	$ 2,224
Current liability	484	513
Non current liability	$ 1,547	$ 1,711

Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans, classified as noncurrent.

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