v3.26.1
Note 3 - Revenue Recognition - Schedule of Concentration Risk (Details) - Revenue Benchmark [Member] - Customer Concentration Risk [Member]
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Purchaser A [Member]    
Concentration risk percentage 76.00% 45.00%
Purchaser B [Member]    
Concentration risk percentage 8.00% 21.00%
Purchaser C [Member]    
Concentration risk percentage 4.00% 3.00%