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Note 11 - Significant Customers / Concentration / Disaggregated Revenue (Tables)
9 Months Ended
Sep. 30, 2022
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,

 
  

2022

  

2021

  

2022

  

2021

 

Customer A

  14

%

  11

%

  17

%

  11

%

Customer B

  12

%

  *   *   * 

Customer C

  11

%

  *   *   * 

Customer D

  *   *   12

%

  * 

Customer E

  *   *   *   21

%

Customer F

  *   *   *   10

%

  

September 30,

2022

  

December 31,

2021

 

Customer A

  14

%

  * 

Customer C

  11

%

  * 

Customer E

  *   16

%

Customer G

  *   11

%