Derivative Financial Instruments (Fair Value Of All Derivative Instruments) (Details) (USD $) In Millions	Oct. 01, 2011	Oct. 02, 2010
Derivative [Line Items]
Derivative Assets	$ 41	$ 31
Derivative Liabilities	165	59
Nondesignated [Member]
Derivative [Line Items]
Derivative Assets	26	11
Derivative Liabilities	124	43
Nondesignated [Member] \| Commodity Contracts [Member]
Derivative [Line Items]
Derivative Assets	21	10
Derivative Liabilities	121	34
Nondesignated [Member] \| Foreign Exchange Contracts [Member]
Derivative [Line Items]
Derivative Assets	5	1
Derivative Liabilities	1	6
Nondesignated [Member] \| Interest Rate Contracts [Member]
Derivative [Line Items]
Derivative Liabilities	2	3
Designated As Hedging Instrument [Member]
Derivative [Line Items]
Derivative Assets	15	20
Designated As Hedging Instrument [Member] \| Commodity Contracts [Member]
Derivative [Line Items]
Derivative Assets	3	20
Derivative Liabilities	41	16
Designated As Hedging Instrument [Member] \| Foreign Exchange Contracts [Member]
Derivative [Line Items]
Derivative Assets	$ 12	$ 0

Fair value of derivative liability, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (a),(c)

-URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624163-113959

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 44C

-Subparagraph a

-Clause 1

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 205G

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Name:	us-gaap_DerivativeFairValueOfDerivativeLiability
Namespace Prefix:	us-gaap
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant