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Note 12 - Employee Retention Credit (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2022
Dec. 31, 2022
Dec. 31, 2021
Employee Retention Credit Benefits, CARES Act     $ 5,209
Proceeds from Employee Retention Credit, CARES Act $ 2,559 $ 2,559  
Employee Retention Credit Receivable $ 2,650 $ 2,650 5,209
Cost of Sales [Member]      
Employee Retention Credit Benefits, CARES Act     4,670
Selling Expense [Member]      
Employee Retention Credit Benefits, CARES Act     125
General and Administrative Expense [Member]      
Employee Retention Credit Benefits, CARES Act     $ 414