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Note 13 - Revenues - Total Revenues (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Revenue from Contract with Customer, Including Assessed Tax $ 5,788 $ 11,482 $ 19,187 $ 40,855
Discounts and allowances (1) (34) (46) (213)
Product [Member]        
Revenue from Contract with Customer, Including Assessed Tax 4,598 10,668 17,352 38,219
Maintenance [Member]        
Revenue from Contract with Customer, Including Assessed Tax 83 32 221 85
Professional Services [Member]        
Revenue from Contract with Customer, Including Assessed Tax 967 332 1,114 753
Shipping and Handling [Member]        
Revenue from Contract with Customer, Including Assessed Tax $ 141 $ 484 $ 546 $ 2,011