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Note 17 - Employee Benefit Plans (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Defined Contribution Plan, Cost $ 700 $ 600 $ 900
Self-insured Health Insurance Program, Stop Loss Amount 225    
Deferred Compensation Liability, Classified, Noncurrent, Total 4,167 4,337  
Assets for Plan Benefits, Defined Benefit Plan $ 4,100 $ 4,300