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Note 12 - Significant Customers and Concentrations (Tables)
9 Months Ended
Sep. 30, 2025
Notes Tables  
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]
   

For the Three Months

   

For the Nine Months

 
   

Ended September 30,

   

Ended September 30,

 
   

2025

   

2024

   

2025

   

2024

 

Customer A

    13 %     * %     * %     * %

Customer B

    * %     12 %     * %     * %

Customer C

    * %     * %     15 %     * %
                                 
   

September 30,

   

December 31,

 
   

2025

   

2024

 

Customer C

    24 %     * %

Customer D

    13 %     * %

Customer E

    11 %     * %