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Business Segments - Narrative (Details) $ in Millions | 6 Months Ended
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Mar. 29, 2024 segment | Mar. 31, 2023 USD ($) nationalPark
Segment Reporting Information [Line Items] |  |
Number of reportable segments | segment | 2 |
FSS - United States |  |
Segment Reporting Information [Line Items] |  |
Possessory interest in National Park service sites | nationalPark |  | 1
Cost of services provided | FSS - United States |  |
Segment Reporting Information [Line Items] |  |
Proceeds from recovery of investment | $ |  | $ 19.8
Food Services | Sales | Product Concentration Risk |  |
Segment Reporting Information [Line Items] |  |
Concentration risk, percentage | 74.00% |
Facilities & Other | Sales | Product Concentration Risk |  |
Segment Reporting Information [Line Items] |  |
Concentration risk, percentage | 26.00% |

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