Annual report [Section 13 and 15(d), not S-K Item 405]

Note 2 - Revenue (Details Textual)

v3.25.4
Note 2 - Revenue (Details Textual) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Revenue from Contract with Customers, Sales Returns, Percent 1.00% 1.00%  
Contract with Customer, Liability $ 4.1 $ 4.9  
Increase (Decrease) in Contract with Customer, Liability 4.1    
Contract with Customer, Liability, Revenue Recognized $ 5.0   $ 4.4
Minimum [Member]      
Revenue from Contract with Customer, Sales Returns Policy Term (Day) 14 days    
Revenue from Contract with Customers, Historical Sales Returns, Percent 1.00%    
Maximum [Member]      
Revenue from Contract with Customer, Sales Returns Policy Term (Day) 1 year    
Revenue from Contract with Customers, Historical Sales Returns, Percent 11.00%