Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
Sep. 30, 2017	Oct. 01, 2016	Sep. 26, 2015
Consolidated Statements of Comprehensive Income [Abstract]
Net income	$ 340	$ 236	$ 86
Currency translation	34	(1)	(45)
Defined benefit pension and retiree health benefit plans	38	(23)	(16)
Interest rate hedges	28	(14)	(33)
Provision for income taxes related to other comprehensive income items	(20)	9	18
Other comprehensive income, net of tax	80	(29)	(76)
Comprehensive income	$ 420	$ 207	$ 10

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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-Name Accounting Standards Codification
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-Section 45
-Paragraph 5
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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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Amount, before tax, after reclassification adjustment, of (increase) decrease in accumulated other comprehensive (income) loss for defined benefit plan, attributable to parent entity.

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Amount before tax, after reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss), attributable to parent entity.

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Amount before tax, after reclassification adjustments of gain (loss) on foreign currency translation adjustments, on foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity.

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Amount after tax of other comprehensive income (loss) attributable to parent entity.

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Amount of tax expense (benefit) allocated to other comprehensive income (loss) attributable to parent entity.

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