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Note 15 - Long-term Debt and Credit Arrangements (Tables)
9 Months Ended
Sep. 30, 2022
Notes Tables  
Schedule of Long-Term Debt Instruments [Table Text Block]

(in thousands)

 

September 30, 2022

  

December 31, 2021

  

September 30, 2021

 

2.75% Convertible Notes

 $230,000  $207,354  $205,543 

Third Amended and Restated Credit Agreement - term loan

     123,750   125,625 

Fourth Amended and Restated Credit Agreement - revolver

  50,000       

Debt issuance costs and other

  8,310   8,814   8,742 

Total debt

 $288,310  $339,918  $339,910 

Less current maturities

  1,438   8,727   8,718 

Total long-term debt

 $286,872  $331,191  $331,192