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Note 4 - Financing Arrangements (Tables)
3 Months Ended
Mar. 31, 2023
Notes Tables  
Schedule of Debt [Table Text Block]
   

March 31, 2023

   

December 31, 2022

 

Senior credit facility

  $ 294.2     $ 314.7  

Senior notes

    947.3       947.0  

Less current portion of long-term debt

    (249.8 )     -  

Total long-term debt

  $ 991.7     $ 1,261.7