Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Intangible and Other Assets (Details Textual)

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Note 3 - Intangible and Other Assets (Details Textual) - USD ($)
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Amortization of Intangible Assets $ 1,288,000 $ 1,301,000
Cost of Sales [Member]    
Amortization of Intangible Assets $ 26,000 $ 18,000