Note 16 - Pension and Other Benefits - Schedule of Changes in Projected Benefit Obligations (Details) - Pension Plan [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Projected benefit obligation	$ 14,644	$ 13,476
Interest cost	311	284	$ 364
Actuarial (gain) loss	(4,657)	1,584
Benefits paid	(981)	(700)
Projected benefit obligation	9,317	14,644	13,476
Fair value of plan assets	17,604	15,868
Actual return on plan assets	(3,366)	2,436
Benefits paid	(981)	(700)
Fair value of plan assets	13,257	17,604	$ 15,868
Funded status	$ 3,940	$ 2,960