Hedging Transactions And Derivative Financial Instruments (Schedule Of Fair Value Assets And Liabilities Relating To Foreign Currency Forward Contracts) (Details) (USD $) In Millions	Oct. 01, 2011	Dec. 25, 2010
Hedging Transactions and Derivative Financial Instruments [Line Items]
Foreign currency forward contracts fair value	$ 7
Forward Contracts [Member] \| Cash Flow Hedging [Member]
Hedging Transactions and Derivative Financial Instruments [Line Items]
Foreign currency forward contracts fair value	(5)	1
Forward Contracts [Member] \| Nondesignated [Member]
Hedging Transactions and Derivative Financial Instruments [Line Items]
Foreign currency forward contracts fair value	$ (2)	$ (4)

Fair value as of the balance sheet date of the assets less the liabilities of a derivative or group of derivatives.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 15

-URI http://asc.fasb.org/extlink&oid=6947722&loc=d3e13495-108611

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 45

-Paragraph 5

-URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 45

-Paragraph 6

-URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 10

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6947722&loc=d3e13433-108611

Name:	us-gaap_DerivativeFairValueOfDerivativeNet
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant