v3.26.3
Financial Instruments - Schedule of Carrying Amounts and Estimated Fair Values of Other Financial Instruments (Details)
$ in Thousands
Sep. 30, 2026
USD ($)
Carrying Amount  
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Cash and cash equivalents $ 324,989
Carrying Amount | Bank debt  
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Long-term senior notes 2,676,990
Carrying Amount | Senior Notes | 4⅛% Senior Notes (due February 2028)  
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Long-term senior notes 599,798
Carrying Amount | Senior Notes | 2¼% Senior Notes (due June 2028)  
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Long-term senior notes 567,900
Carrying Amount | Senior Notes | 4¼% Senior Notes  
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Long-term senior notes 681,480
Fair Value  
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Cash and cash equivalents 324,989
Fair Value | Bank debt  
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Long-term senior notes 2,676,990
Fair Value | Senior Notes | 4⅛% Senior Notes (due February 2028)  
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Long-term senior notes 586,272
Fair Value | Senior Notes | 2¼% Senior Notes (due June 2028)  
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Long-term senior notes 550,500
Fair Value | Senior Notes | 4¼% Senior Notes  
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Long-term senior notes $ 656,320