Supplemental Financial Statement Data (Details) (USD $) In Millions	3 Months Ended
Sep. 30, 2011	Oct. 01, 2010	Jul. 01, 2011
Inventories:
Raw materials and component parts	$ 170		$ 172
Work-in-process	275		263
Finished goods	200		142
Total inventories	645		577
Changes in accrual warranty
Warranty accrual, beginning of period	170	170
Charges to operations	45	44
Utilization	(42)	(38)
Changes in estimate related to pre-existing warranties		(3)
Warranty accrual, end of period	173	173
Supplemental Financial Statement Data (Textual) [Abstract]
Product warranty, Minimum	1 year
Product warranty, Maximum	5 years
Accrued warranty includes in other liabilities	$ 38		$ 38

Carrying amount as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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Carrying amount (lower of cost or market) as of the balance sheet date of inventories less all valuation and other allowances. Excludes noncurrent inventory balances (expected to remain on hand past one year or one operating cycle, if longer).

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Carrying amount as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process. Also includes purchased parts that will be used as components of a finished product.

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Carrying amount as of the balance sheet date of merchandise or goods which are partially completed, are generally comprised of raw materials, labor and factory overhead costs, and which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount as of the balance sheet date of the aggregate standard product warranty liability. Does not include the balance for the extended product warranty liability.

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Amount as of the balance sheet date of the aggregate standard product warranty liability that is expected to be paid after one year or beyond the normal operating cycle, if longer. Does not include the balance for the extended product warranty liability.

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Represents the aggregate decrease in the liability for payments made (in cash or in kind) to satisfy claims under the terms of the standard product warranty. Does not include any Increase or Decrease in the liability for payments related to extended product warranties.

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Represents the aggregate Increase or Decrease in the liability during the reporting period for accruals related to preexisting standard product warranties (including adjustments related to changes in estimates). Does not include any Increase or Decrease in the liability for accruals related to extended product warranties.

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Represents the aggregate increase in the liability for accruals related to standard product warranties issued during the reporting period. Does not include any increase in the liability for accruals related to extended product warranties.

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Product warranty period maximum.

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Product warranty period minimum.

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Supplemental financial statement data.

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