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Long-Term Debt - Credit Agreement (Details)
12 Months Ended
Jul. 31, 2023
Jul. 31, 2020
Oct. 31, 2019
USD ($)
Oct. 31, 2018
USD ($)
Oct. 31, 2017
USD ($)
Apr. 01, 2019
Feb. 11, 2019
USD ($)
Jul. 28, 2009
USD ($)
Debt Instrument [Line Items]                
Amount outstanding under Prior Credit Agreement     $ 2,756,300,000 $ 907,600,000        
Current portion of long-term debt     83,700,000 18,800,000        
Long-term debt     2,659,000,000.0 884,100,000        
Debt extinguishment charges     22,000,000.0 0 $ 0      
Revolving Credit Facility                
Debt Instrument [Line Items]                
Credit facility borrowing capacity             $ 800,000,000.0  
2017 Credit Agreement - Term Loan | Revolving Credit Facility                
Debt Instrument [Line Items]                
Amount outstanding under Prior Credit Agreement     0 3,800,000        
Debt extinguishment charges     800,000          
Secured Term Loan A-1 Facility                
Debt Instrument [Line Items]                
Amount of debt             1,275,000,000.0  
Multicurrency Facility | Revolving Credit Facility                
Debt Instrument [Line Items]                
Credit facility borrowing capacity             600,000,000.0  
U.S. Dollar Facility | Revolving Credit Facility                
Debt Instrument [Line Items]                
Credit facility borrowing capacity             200,000,000.0  
2019 Credit Agreement - Term Loans                
Debt Instrument [Line Items]                
Amount outstanding under Prior Credit Agreement     1,688,300,000          
2019 Credit Agreement - Term Loans | Revolving Credit Facility                
Debt Instrument [Line Items]                
Credit facility borrowing capacity             800,000,000.0  
Amount outstanding under Prior Credit Agreement     76,100,000 0        
Current portion of long-term debt     83,700,000          
Long-term debt     $ 1,604,600,000          
Weighted average interest rate on the Prior Credit Agreement     4.05%          
Actual interest rate on the Prior Credit Agreement     3.71%          
Debt issuance costs     $ 8,000,000.0          
Debt extinguishment charges     5,500,000          
2019 Credit Agreement - Term Loans | Term Loan                
Debt Instrument [Line Items]                
Debt issuance costs     $ 10,800,000          
Secured Term Loan A-2 Facility                
Debt Instrument [Line Items]                
Amount of debt             400,000,000.0  
Senior Note due 2019                
Debt Instrument [Line Items]                
Amount of debt             700,000,000.0  
Minimum                
Debt Instrument [Line Items]                
Leverage ratio, adjusted EBITDA     4.75          
Maximum                
Debt Instrument [Line Items]                
Interest coverage ratio, adjusted EBITDA     3.00          
Senior Notes | Senior Note due 2019                
Debt Instrument [Line Items]                
Amount of debt             $ 250,000,000.0 $ 250,000,000.0
Amount outstanding under Prior Credit Agreement     $ 0 $ 249,100,000        
Debt extinguishment charges     $ 700,000          
Interest of senior notes           7.75%    
Scenario, Forecast                
Debt Instrument [Line Items]                
Debt instrument covenant EBITDA   0.25            
Scenario, Forecast | Minimum                
Debt Instrument [Line Items]                
Leverage ratio, adjusted EBITDA 4.00