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Other Comprehensive Income (Loss) (Components Of Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jul. 01, 2017 | Jul. 02, 2016 | Jul. 01, 2017 | Jul. 02, 2016
Other Comprehensive Income Loss [Line Items] |  |  |  |
Total Other Comprehensive Income (Loss), Before Tax | $ (5) | $ (3) | $ (12) | $ (4)
Total Other Comprehensive Income (Loss), Tax | 4 | 1 | 5 | 4
Total Other Comprehensive Income (Loss), Net of Taxes | (1) | (2) | (7) | 0
Derivatives accounted for as cash flow hedges [Member] |  |  |  |
Other Comprehensive Income Loss [Line Items] |  |  |  |
Other Comprehensive Income (Loss), Before Reclassifications, Before Tax | (2) | 2 | (2) | 0
Other Comprehensive Income (Loss), Before Reclassifications, Tax | 2 | (1) | 2 | 0
Other Comprehensive Income (Loss), Before Reclassifications, Net of Tax | 0 | 1 | 0 | 0
Derivatives accounted for as cash flow hedges [Member] | Cost of Sales [Member] |  |  |  |
Other Comprehensive Income Loss [Line Items] |  |  |  |
Reclassification from Accumulated Other Comprehensive Income, Before Tax | 0 | 1 | 1 | 3
Reclassification from AOCI, Current Period, Tax | 0 | 0 | (1) | (1)
Reclassification from Accumulated Other Comprehensive Income, Net of Tax | 0 | 1 | 0 | 2
Investments [Member] |  |  |  |
Other Comprehensive Income Loss [Line Items] |  |  |  |
Other Comprehensive Income (Loss), Before Reclassifications, Before Tax | (1) | (1) | (1) | (1)
Other Comprehensive Income (Loss), Before Reclassifications, Tax | 0 | 1 | 0 | 1
Other Comprehensive Income (Loss), Before Reclassifications, Net of Tax | (1) | 0 | (1) | 0
Currency translation [Member] |  |  |  |
Other Comprehensive Income Loss [Line Items] |  |  |  |
Other Comprehensive Income (Loss), Before Reclassifications, Before Tax | 3 | (2) | (2) | 3
Other Comprehensive Income (Loss), Before Reclassifications, Tax | 0 | 0 | 0 | 0
Other Comprehensive Income (Loss), Before Reclassifications, Net of Tax | 3 | (2) | (2) | 3
Postretirement benefits [Member] |  |  |  |
Other Comprehensive Income Loss [Line Items] |  |  |  |
Total Other Comprehensive Income (Loss), Before Tax | (5) | (3) | (8) | (9)
Total Other Comprehensive Income (Loss), Tax | 2 | 1 | 4 | 4
Total Other Comprehensive Income (Loss), Net of Taxes | $ (3) | $ (2) | $ (4) | $ (5)

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- Definition Amount before tax and reclassification adjustments of other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669686-108580 + Details
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- Definition Amount after tax, before reclassification adjustments of other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 55 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=84158357&loc=d3e1436-108581 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=84228862&loc=SL7669686-108580 + Details
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