Commitments And Contingencies (Schedule Of Changes In Product Warranty Liability) (Details) (USD $) In Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Oct. 01, 2011 |
Sep. 25, 2010 |
Oct. 01, 2011 |
Sep. 25, 2010 |
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| Commitments And Contingencies [Abstract] | ||||
| Beginning Balance | $ 19 | $ 21 | $ 19 | $ 16 |
| New warranties issued during the period | 10 | 7 | 27 | 25 |
| Settlements during the period | (9) | (7) | (27) | (25) |
| Changes in liability for pre-existing warranties during the period, including expirations | (2) | 1 | 3 | |
| Ending Balance | $ 20 | $ 19 | $ 20 | $ 19 |
| X | ||||||||||
- Details
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| X | ||||||||||
- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Represents the aggregate decrease in the liability related to payments to satisfy claims for standard and extended product warranties. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Represents the aggregate Increase or Decrease in the liability during the reporting period for accruals related to preexisting standard and extended product warranties (including adjustments for changes in estimates). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Represents the aggregate increase in the liability for accruals related to standard and extended product warranties issued during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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