XML 29 R19.htm IDEA: XBRL DOCUMENT v3.23.1
Note 7 - Concentrations (Tables)
3 Months Ended
Mar. 31, 2023
Notes Tables  
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]
     

Three Months Ended March 31,

 

Count

   

2023

   

2022

 
1     $ 13,269     $ 21,743  
2       10,893       19,307  
3       8,361       18,855  
4       8,095       18,650  
5       7,403       14,936