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Note 10 - Significant Customers / Concentration / Disaggregated Revenue (Tables)
6 Months Ended
Jun. 30, 2023
Notes Tables  
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]
  

For the Three Months

  

For the Six Months

 
  

Ended June 30,

  

Ended June 30,

 
  

2023

  

2022

  

2023

  

2022

 

Customer A

  13

%

  *

%

  *

%

  *

%

Customer B

  *

%

  26

%

  *

%

  15

%

Customer C

  *

%

  22

%

  *

%

  17

%

  

June 30,

2023

  

December 31,

2022

 

Customer B

  20

%

  17

%

Customer D

  *

%

  20

%

Customer E

  *

%

  10

%