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Note G - Economic Dependency (Tables)
6 Months Ended
Dec. 31, 2022
Supplier Concentration Risk [Member]  
Notes Tables  
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]
  

Three Months Ended

December 31,

  

Six Months Ended

December 31,

 
  

2022

  

2021

  

2022

  

2021

 
                 

Supplier 1

 $3,961  $4,485  $6,793  $7,854 
Customer Concentration Risk [Member]  
Notes Tables  
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]
  

Three Months Ended

December 31,

  

Six Months Ended

December 31,

 
  

2022

  

2021

  

2022

  

2021

 
                 

Customer 1

 $15,982  $4,773  $30,987  $9,121 

Customer 2

  14,112   12,966   29,265   26,264 

Customer 3

  4,503   8,595   10,831   15,988 
  $34,597  $26,334  $71,083  $51,373