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Fair Value Measurements (Carrying Value and Estimated Fair Value of Notes) (Details) - Senior Notes - USD ($) $ in Thousands	Sep. 28, 2025	Sep. 29, 2024
Series 2019 Class A-2 Notes | Carrying Amount
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total debt	$ 692,375	$ 699,625
Series 2019 Class A-2 Notes | Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total debt	675,500	684,875
Series 2022 Class A-2 Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total debt	262,625	265,375
Series 2022 Class A-2 Notes | Carrying Amount
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total debt	1,023,000	1,045,000
Series 2022 Class A-2 Notes | Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total debt	$ 952,720	$ 975,507

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