v3.26.1
Debt (Details) - USD ($)
Jun. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]    
Fair value $ 2,127,800,000 $ 1,438,200,000
Debt and Lease Obligation 2,284,000,000 1,589,900,000
Senior Notes Due 2026 [Member]    
Debt Instrument [Line Items]    
Debt $ 550,000,000  
Debt Instrument, Interest Rate, Stated Percentage 3.875%  
Debt Instrument, Face Amount $ 550,000,000  
Debt and Lease Obligation 549,900,000 549,600,000
Senior Notes Due 2026 [Member] | Fair Value, Inputs, Level 2 [Member]    
Debt Instrument [Line Items]    
Fair value 550,000,000.0 549,700,000
Senior Notes Due 2051    
Debt Instrument [Line Items]    
Debt $ 650,000,000  
Debt Instrument, Interest Rate, Stated Percentage 3.85%  
Debt Instrument, Face Amount $ 650,000,000  
Debt and Lease Obligation 643,700,000 643,600,000
Senior Notes Due 2051 | Fair Value, Inputs, Level 2 [Member]    
Debt Instrument [Line Items]    
Fair value 468,000,000.0 471,900,000
Senior Notes Due 2034    
Debt Instrument [Line Items]    
Debt $ 400,000,000  
Debt Instrument, Interest Rate, Stated Percentage 5.75%  
Debt Instrument, Face Amount $ 400,000,000  
Debt and Lease Obligation 396,800,000 396,600,000
Senior Notes Due 2034 | Fair Value, Inputs, Level 2 [Member]    
Debt Instrument [Line Items]    
Fair value 406,800,000 416,400,000
Senior Notes Due 2036    
Debt Instrument [Line Items]    
Debt $ 700,000,000.0  
Debt Instrument, Interest Rate, Stated Percentage 5.70%  
Debt Instrument, Face Amount $ 700,000,000.0  
Debt and Lease Obligation 693,500,000 0
Senior Notes Due 2036 | Fair Value, Inputs, Level 2 [Member]    
Debt Instrument [Line Items]    
Fair value $ 702,900,000 $ 0