Employee Stock Purchase and Stock Incentive Plans - Schedule of Stock Incentive Plans (Details) $ in Millions	12 Months Ended
Sep. 27, 2024 USD ($) shares	Sep. 29, 2023 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares)	30,950,000
Number of remaining shares reserved for issuance (in shares)	3,302,911
Number of shares relating to outstanding stock options (in shares)	28,929
Number of shares available for future awards (in shares)	3,273,982	3,237,463
2023 SIP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares)	29,850,000
Number of remaining shares reserved for issuance (in shares)	3,185,803
Number of shares relating to outstanding stock options (in shares)	24,615
Number of shares available for future awards (in shares)	3,161,188	3,090,407
2023 SIP \| Other Than Option Stock Appreciation Rights SARS
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award number of shares, fungible share basis (in shares)	1.92
Award number of shares, non-fungible share basis (in shares)	1
2023 SIP \| Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of awards not yet recognized \| $	$ 80.3
Exercisable options outstanding, weighted average remaining contractual life (years)	2 years 2 months 12 days
1999 ODSP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares)	1,100,000
Number of remaining shares reserved for issuance (in shares)	117,108
Number of shares relating to outstanding stock options (in shares)	4,314
Number of shares available for future awards (in shares)	112,794	147,056
Award number of shares, non-fungible share basis (in shares)	1

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Number of shares authorized for issuance under share-based payment arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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