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Long-Term Debt Summary (Details) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2023
Dec. 31, 2022
Sep. 19, 2019
May 31, 2017
Long-Term Debt        
Total debt $ 252.3 $ 498.7    
Unamortized debt issuance costs/discounts (8.6) (4.7)    
Current portion of long-term debt (42.3) (288.7)    
Long-term debt $ 201.4 205.3    
Revolving credit facility | Debt Instrument Adjusted Term SOFR        
Long-Term Debt        
Variable rate basis Adjusted Term SOFR      
Interest rate basis (as a percent) 2.25%      
Previous Revolving Credit Facility | Adjusted LIBOR        
Long-Term Debt        
Variable rate basis Adjusted LIBOR      
Interest rate basis (as a percent) 1.75%      
Senior Notes [Member]        
Long-Term Debt        
Senior notes stated interest rate 5.125%     5.125%
Total debt $ 210.0 350.0    
Credit Agreement | Revolving credit facility        
Long-Term Debt        
Total debt 23.0 0.0    
Previous Credit Agreement | Term Loan B-6        
Long-Term Debt        
Total debt     $ 950.0  
Previous Credit Agreement | Previous Revolving Credit Facility        
Long-Term Debt        
Total debt 0.0 145.0    
European Line of Credit | Foreign line of credit        
Long-Term Debt        
Total debt $ 19.3 $ 3.7    
European Line of Credit | Foreign line of credit | Euribor rate        
Long-Term Debt        
Variable rate basis Euribor      
Interest rate basis (as a percent) 1.25%