Income Taxes - Narrative (Details) - USD ($) $ in Millions	12 Months Ended
Sep. 27, 2024	Sep. 29, 2023	Sep. 30, 2022
Valuation Allowance [Line Items]
Deferred tax liabilities	$ 370	$ 141
Valuation allowance	76	51
Valuation allowance increase	25
Operating loss carryforwards	76	33
Tax credit carryforward	27
Unrecognized tax benefits	9	14	$ 15
Other long-term assets
Valuation Allowance [Line Items]
Deferred tax assets	$ 5	$ 5

Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting.

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Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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