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Note 6 - Fair Value Measurement (Tables)
12 Months Ended
Jun. 30, 2022
Notes Tables  
Fair Value Measurements, Recurring and Nonrecurring [Table Text Block]
  

June 30, 2022

 
  

Carrying

  

Fair Value Measured Using

  

Fair

 

(In thousands)

 

Amount

  

Level 1

  

Level 2

  

Level 3

  

Value

 

Available-for-Sale Securities

                    

Mutual Funds - Corporate & Government Debt

 $19,191  $19,191  $  $  $19,191 

ETFs - Corporate & Government Debt

  6,982   6,982         6,982 

Total

 $26,173  $26,173  $  $  $26,173 
  

June 30, 2021

 
  

Carrying

  

Fair Value Measured Using

  

Fair

 

(In thousands)

 

Amount

  

Level 1

  

Level 2

  

Level 3

  

Value

 

Available-for-Sale Securities

                    

Mutual Funds - Corporate & Government Debt

 $19,985  $19,985  $  $  $19,985 

ETFs - Corporate & Government Debt

  7,366   7,366         7,366 

Total

 $27,351  $27,351  $  $  $27,351