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Fair Value Measurements - Narrative (Details) - USD ($)
Sep. 30, 2023
Jun. 22, 2023
$600 Million 4.50% Senior Notes [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Face amount $ 600,000,000.0  
Senior Notes [Member] | $600 Million 4.50% Senior Notes [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Face amount $ 600,000,000 $ 600,000,000
Stated interest rate (as a percent) 4.50% 4.50%
Debt amount $ 592,700,000  
Fair value of notes 516,500,000  
Senior Notes [Member] | $700 Million 4.75% Senior Note [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Face amount $ 700,000,000 $ 700,000,000
Stated interest rate (as a percent) 4.75% 4.75%
Debt amount $ 694,600,000  
Fair value of notes $ 640,200,000