Nature of Business, Basis of Presentation and Summary of Significant Accounting Policies - Other Accrued Expenses and Liabilities (Details) - USD ($) $ in Thousands	Sep. 27, 2024	Sep. 29, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Deferred income	$ 370,800	$ 350,200
Accrued client expenses	220,387	208,336
Accrued taxes	67,205	79,884
Accrued insurance and interest	160,133	186,783
Other	464,317	463,251
Accrued expenses and other current liabilities	1,282,842	1,288,454
Consideration received from customers prior to service being performed	352,500	329,900
Consideration received from vendors prior to goods being consumed	$ 18,300	$ 20,300

Accrued Insurance and Interest, Current

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable for sales commissions. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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Amount of liability for consideration received or receivable from customer which is not included in transaction price, when consideration is expected to be refunded to customer.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Amount of right to recover product from customer on settling refund liability.

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Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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