Quarterly report pursuant to Section 13 or 15(d)

Note 2 - Revenue - Net Sales by Product and Service (Details)

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Note 2 - Revenue - Net Sales by Product and Service (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Net sales $ 11,861 $ 11,546
Less: sales returns (32) (33)
Product [Member]    
Net sales 11,048 10,322
Administrative Fees, Freight and Other [Member]    
Net sales $ 845 $ 1,257