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Note 4 - Financing Arrangements (Tables)
6 Months Ended
Jun. 30, 2024
Notes Tables  
Schedule of Debt [Table Text Block]
   

June 30, 2024

   

December 31, 2023

 

Senior credit facility

  $ 785.2     $ 627.9  

Senior notes

    698.6       948.2  

Less current portion of long-term debt

    -       (250.0 )

Total long-term debt

  $ 1,483.8     $ 1,326.1