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Fair Value Measurements Activity Between Levels of the Fair Value Hierarchy, Liabilities (Details) (Other Liabilities [Member], USD $)
In Millions, unless otherwise specified |
6 Months Ended | |
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Mar. 25, 2012
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Mar. 27, 2011
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Other Liabilities [Member]
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| Activity for Other Liabilities Classified Within Level 3 of the Valuation Hierarchy [Roll Forward] | ||
| Beginning balance of Level 3 | $ 7 | $ 0 |
| Total realized and unrealized gains or losses [Abstract] | ||
| Included in investment income, net | (2) | 0 |
| Included in other comprehensive income | 0 | 0 |
| Issuances | 0 | 8 |
| Purchases | 0 | 0 |
| Settlements | 0 | 0 |
| Transfers out of Level 3 | 0 | 0 |
| Transfers into Level 3 | 0 | 0 |
| Ending balance of Level 3 | $ 5 | $ 8 |
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- Details
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- Definition
Transfers into liabilities measured at fair value and categorized within Level 3 of the fair value hierarchy that have taken place during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Transfers out of liabilities measured at fair value and categorized within Level 3 of the fair value hierarchy that have taken place during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This element represents total gains or losses for the period (realized and unrealized), arising from liabilities measured at fair value on a recurring basis using unobservable inputs (Level 3), which are included in earnings or resulted in a change in net asset value. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This element represents total gains or losses for the period (realized and unrealized), arising from liabilities measured at fair value on a recurring basis using unobservable inputs (Level 3), which are included in other comprehensive income (a separate component of shareholders' equity). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Issues that have taken place during the period in relation to liabilities measured at fair value and categorized within Level 3 of the fair value hierarchy. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Purchases that have taken place during the period in relation to liabilities measured at fair value and categorized within Level 3 of the fair value hierarchy. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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| X | ||||||||||
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- Definition
Settlements that have taken place during the period in relation to liabilities measured at fair value and categorized within Level 3 of the fair value hierarchy. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This element represents a liability measured at fair value using significant unobservable inputs (Level 3) which is required for reconciliation purposes of beginning and ending balances. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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