v3.26.1
FINANCIAL INSTRUMENTS AND RISK MANAGEMENT - Fair Value and Carrying Value of Debt (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Senior Notes | Senior Notes due 2036 at 4.850% at June 30, 2026    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt instrument, interest rate, stated percentage 4.85%  
Senior Notes | Senior Notes due 2046 at 5.650% at June 30, 2026    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt instrument, interest rate, stated percentage 5.65%  
Senior Notes | Senior Notes due 2056 at 5.800% at June 30, 2026    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt instrument, interest rate, stated percentage 5.80%  
Senior Notes | Senior Notes due 2066 at 5.950% at June 30, 2026    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt instrument, interest rate, stated percentage 5.95%  
Fair Value | Revolving Credit Facility | Term Loan due 2032    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt, fair value disclosure $ 0.0 $ 2,089.1
Fair Value | Revolving Credit Facility | Senior Secured Notes due 2028    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt, fair value disclosure 841.3 840.9
Fair Value | Revolving Credit Facility | Senior Notes due 2036 at 4.850% at June 30, 2026    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt, fair value disclosure 582.0 0.0
Fair Value | Revolving Credit Facility | Senior Notes due 2046 at 5.650% at June 30, 2026    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt, fair value disclosure 487.9 0.0
Fair Value | Revolving Credit Facility | Senior Notes due 2056 at 5.800% at June 30, 2026    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt, fair value disclosure 490.6 0.0
Fair Value | Revolving Credit Facility | Senior Notes due 2066 at 5.950% at June 30, 2026    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt, fair value disclosure 493.2 0.0
Par Value | Revolving Credit Facility | Term Loan due 2032    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt, fair value disclosure 0.0 2,076.1
Par Value | Revolving Credit Facility | Senior Secured Notes due 2028    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt, fair value disclosure 850.0 850.0
Par Value | Revolving Credit Facility | Senior Notes due 2036 at 4.850% at June 30, 2026    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt, fair value disclosure 600.0 0.0
Par Value | Revolving Credit Facility | Senior Notes due 2046 at 5.650% at June 30, 2026    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt, fair value disclosure 500.0 0.0
Par Value | Revolving Credit Facility | Senior Notes due 2056 at 5.800% at June 30, 2026    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt, fair value disclosure 500.0 0.0
Par Value | Revolving Credit Facility | Senior Notes due 2066 at 5.950% at June 30, 2026    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Debt, fair value disclosure $ 500.0 $ 0.0