Property, Plant and Equipment (Details) (USD $) In Millions, unless otherwise specified	Sep. 28, 2012	Sep. 30, 2011
Property, Plant and Equipment:
Accumulated depreciation	$ (3,073)	$ (2,971)
Property, Plant and Equipment, net	1,670	1,609
Accumulated amortization of capital lease assets	16	26
Land
Property, Plant and Equipment:
Property, plant and equipment	44	38
Buildings
Property, Plant and Equipment:
Property, plant and equipment	358	350
Subscriber systems
Property, Plant and Equipment:
Property, plant and equipment	3,063	2,971
Machinery and equipment
Property, Plant and Equipment:
Property, plant and equipment	1,160	1,107
Property under capital leases
Property, Plant and Equipment:
Property, plant and equipment	16	35
Construction in progress
Property, Plant and Equipment:
Property, plant and equipment	$ 102	$ 79

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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The total charge for the use of long-lived depreciable assets subject to a lease meeting the criteria for capitalization.

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- Definition

Gross amount, at the balance sheet date, of long-lived physical assets used in the normal conduct of business and not intended for resale. This can include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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- Definition

Tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year; net of accumulated depreciation. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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