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Notes Payable and Long-Term Debt (Details) (USD $)
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1 Months Ended | 3 Months Ended | 9 Months Ended | |
|---|---|---|---|---|
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Jun. 30, 2012
Fixed rate debt
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Oct. 29, 2011
Commercial paper.
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Oct. 27, 2012
Commercial paper.
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Oct. 29, 2011
Commercial paper.
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| Short-term financing | ||||
| Maximum daily amount outstanding during the period | $ 1,211,000,000 | $ 620,000,000 | $ 1,211,000,000 | |
| Average daily amount outstanding during the period | 351,000,000 | 134,000,000 | 227,000,000 | |
| Amount outstanding at period-end | 1,211,000,000 | 1,211,000,000 | ||
| Weighted average interest rate (as a percent) | 0.11% | 0.16% | 0.11% | |
| Notes Payable and Long-Term Debt | ||||
| Debt, amount issued | $ 1,500,000,000 | |||
| Debt, fixed interest rate (as a percent) | 4.00% | |||
| X | ||||||||||
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- Definition
Reflects the calculation for the average interest rate presented weighted by the amount of short-term debt outstanding for the period presented by type or by instrument at that time. No definition available.
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| X | ||||||||||
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- Definition
Increase of additional borrowings on existing and new debt instruments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Interest rate stated in the contractual debt agreement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, average borrowings during the period. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
For the form of debt having an initial term of less than one year or less than the normal operating cycle, if longer, the maximum amount borrowed at any time during the period. No definition available.
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