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Note 11 - Segment, Customer Concentration and Geographical Information (Details Textual)
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Number of Reportable Segments     1  
Customer Concentration Risk [Member] | Revenue Benchmark [Member]        
Number of Customers 3 3    
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Customer One [Member]        
Concentration Risk, Percentage 47.00% 61.00%    
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Customer Two [Member]        
Concentration Risk, Percentage 33.00% 21.00%    
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Customer Three [Member]        
Concentration Risk, Percentage 17.00% 18.00%    
Customer Concentration Risk [Member] | Accounts Receivable [Member]        
Number of Customers     3 3
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Customer One [Member]        
Concentration Risk, Percentage     43.00% 41.00%
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Customer Two [Member]        
Concentration Risk, Percentage     38.00% 33.00%
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Customer Three [Member]        
Concentration Risk, Percentage     11.00% 11.00%