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Amount under purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.

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Product Warranty Term

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The element represents the gross amount awarded, to be received by, or to be remitted to the entity in settlement of litigation occurring during the period. No amount has been recognized as of the balance sheet date.

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The amount or range of possible amounts of gain that could be realized upon the resolution of a contingency.

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Term of the lessee's leasing arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Period covered by the long-term purchase commitment, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of loss contingency liability.

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Amount of damages awarded to the plaintiff in the legal matter.

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income.

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Describes the nature of the product warranty, including the approximate term of the product warranty, how the product warranty arose, and the events or circumstances that would require the warrantor to perform under the product warranty.

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Amount of the unrecorded obligation to transfer funds in the future for fixed or minimum amounts or quantities of goods or services at fixed or minimum prices (for example, as in take-or-pay contracts or throughput contracts).

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Commitments and Contingencies - Additional Information (Detail) (USD $)	12 Months Ended					12 Months Ended		12 Months Ended			0 Months Ended			12 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 29, 2012	Sep. 27, 2014 Indemnification Agreement	Sep. 28, 2013 Indemnification Agreement	Sep. 27, 2014 Major Facility Lease Maximum	Sep. 27, 2014 Retail Space Lease	Sep. 27, 2014 Retail Space Lease Maximum	Sep. 27, 2014 Retail Space Lease Minimum	Sep. 27, 2014 Retail Space Lease Majority	Nov. 06, 2012 VirnetX, Inc.	Mar. 06, 2014 Samsung Electronics Co Ltd	Aug. 24, 2012 Samsung Electronics Co Ltd	Sep. 27, 2014 Hardware products	Sep. 27, 2014 Service parts
Commitments and Contingencies Disclosure [Line Items]
Basic limited parts and labor warranty	The Company offers a basic limited parts and labor warranty on its hardware products. The basic warranty period for hardware products is typically one year from the date of purchase by the end-user. The Company also offers a 90-day basic warranty for its service parts used to repair the Company's hardware products. The Company provides currently for the estimated cost that may be incurred under its basic limited product warranties at the time related revenue is recognized.
Warranty period														1 year	90 days
Liability for infringement costs				$ 0	$ 0
Purchase commitments maximum period	150 days
Term of leases						10 years		20 years	5 years	10 years
Total future minimum lease payments under noncancelable operating leases	4,987,000,000						3,600,000,000
Rent expense under cancelable and noncancelable operating leases	717,000,000	645,000,000	488,000,000
Outstanding off-balance sheet third party manufacturing commitments and component purchase commitments	24,500,000,000
Additional off-balance sheet obligations	3,400,000,000
Result of legal proceedings													1,050,000,000
Award from legal proceeding												930,000,000
Result of legal proceedings											$ 368,000,000