Fair Value Measurements (Schedule Of Assets And Liabilities Measured At Fair Value On A Recurring Basis) (Details) - USD ($) $ in Millions | Dec. 29, 2018 | Sep. 29, 2018 |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Liability, Collateral, Right to Reclaim Cash, Offset | | $ 25 | $ 18 |
Derivative, Collateral, Obligation to Return Cash | | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Asset, Netting | [1] | (3) | (20) |
Total assets | | 417 | 440 |
Derivative Liability, Netting | [1] | (28) | (38) |
Total liabilities | | 35 | 5 |
Fair Value, Measurements, Recurring [Member] | Level 1 | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Total assets | | 6 | 21 |
Total liabilities | | 0 | 0 |
Fair Value, Measurements, Recurring [Member] | Level 2 | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Total assets | | 362 | 388 |
Total liabilities | | 63 | 43 |
Fair Value, Measurements, Recurring [Member] | Level 3 | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Total assets | | 52 | 51 |
Total liabilities | | 0 | 0 |
Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Available-for-Sale Securities, Current | | 1 | 1 |
Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Designated as hedges | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Assets | | 4 | 1 |
Derivative Asset, Netting | | 0 | (1) |
Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Undesignated | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Assets | | 28 | 25 |
Derivative Asset, Netting | | (3) | (19) |
Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Available-for-Sale Securities, Current | | 0 | 0 |
Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 | Designated as hedges | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Assets | | 0 | 0 |
Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 | Undesignated | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Assets | | 0 | 0 |
Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Available-for-Sale Securities, Current | | 1 | 1 |
Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 | Designated as hedges | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Assets | | 4 | 2 |
Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 | Undesignated | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Assets | | 31 | 44 |
Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Level 3 | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Available-for-Sale Securities, Current | | 0 | 0 |
Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Level 3 | Designated as hedges | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Assets | | 0 | 0 |
Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member] | Level 3 | Undesignated | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Assets | | 0 | 0 |
Other Assets [Member] | Fair Value, Measurements, Recurring [Member] | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Available for Sale Securities, Noncurrent | | 98 | 97 |
Deferred compensation assets | | 286 | 316 |
Other Assets [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Available for Sale Securities, Noncurrent | | 0 | 0 |
Deferred compensation assets | | 6 | 21 |
Other Assets [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Available for Sale Securities, Noncurrent | | 46 | 46 |
Deferred compensation assets | | 280 | 295 |
Other Assets [Member] | Fair Value, Measurements, Recurring [Member] | Level 3 | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Available for Sale Securities, Noncurrent | | 52 | 51 |
Deferred compensation assets | | 0 | 0 |
Other Current Liabilities [Member] | Fair Value, Measurements, Recurring [Member] | Designated as hedges | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Liabilities | | 17 | 0 |
Derivative Liability, Netting | | (5) | (8) |
Other Current Liabilities [Member] | Fair Value, Measurements, Recurring [Member] | Undesignated | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Liabilities | | 18 | 5 |
Derivative Liability, Netting | | (23) | (30) |
Other Current Liabilities [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 | Designated as hedges | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Liabilities | | 0 | 0 |
Other Current Liabilities [Member] | Fair Value, Measurements, Recurring [Member] | Level 1 | Undesignated | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Liabilities | | 0 | 0 |
Other Current Liabilities [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 | Designated as hedges | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Liabilities | | 22 | 8 |
Other Current Liabilities [Member] | Fair Value, Measurements, Recurring [Member] | Level 2 | Undesignated | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Liabilities | | 41 | 35 |
Other Current Liabilities [Member] | Fair Value, Measurements, Recurring [Member] | Level 3 | Designated as hedges | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Liabilities | | 0 | 0 |
Other Current Liabilities [Member] | Fair Value, Measurements, Recurring [Member] | Level 3 | Undesignated | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | |
Derivative Financial Instruments, Liabilities | | $ 0 | $ 0 |
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[1] | Our derivative assets and liabilities are presented in our Consolidated Condensed Balance Sheets on a net basis when a legally enforceable master netting arrangement exists between the counterparty to a derivative contract and us. Additionally, at December 29, 2018 , and September 29, 2018 , we had $25 million and $18 million , respectively, of cash collateral posted with various counterparties where master netting arrangements exist and held no | |