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Note F - Fair Value Measurements (Tables)
3 Months Ended
Jun. 30, 2024
Notes Tables  
Fair Value, Liabilities Measured on Recurring Basis [Table Text Block]
   

June 30, 2024

   

March 31, 2024

 
   

Face value

   

Fair value

   

Face Value

   

Fair value

 
                                 

Long-term debt

  $ 60,000     $ 60,101     $ 60,000     $ 59,903