Segment Information Other Reconciling Items (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 12 Months Ended | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Sep. 30, 2012
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Jun. 24, 2012
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Mar. 25, 2012
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Dec. 25, 2011
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Sep. 25, 2011
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Jun. 26, 2011
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Mar. 27, 2011
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Dec. 26, 2010
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Sep. 30, 2012
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Sep. 25, 2011
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Sep. 26, 2010
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Segment Reporting Information [Line Items] | |||||||||||||||||||||
Revenues | $ 4,871 | [1] | $ 4,626 | [1] | $ 4,943 | [1] | $ 4,681 | [1] | $ 4,117 | [1] | $ 3,623 | [1] | $ 3,870 | [1] | $ 3,348 | [1] | $ 19,121 | $ 14,957 | $ 10,982 | ||
EBT | 6,562 | 5,687 | 4,493 | ||||||||||||||||||
Nonreportable segments [Member]
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Segment Reporting Information [Line Items] | |||||||||||||||||||||
Revenues | 24 | 23 | 10 | ||||||||||||||||||
EBT | (511) | (324) | (224) | ||||||||||||||||||
Intersegment eliminations [Member]
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Segment Reporting Information [Line Items] | |||||||||||||||||||||
Revenues | (4) | (3) | (10) | ||||||||||||||||||
EBT | 0 | (1) | (3) | ||||||||||||||||||
Unallocated cost of equipment and services revenues [Member]
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Segment Reporting Information [Line Items] | |||||||||||||||||||||
EBT | (300) | (210) | (42) | ||||||||||||||||||
Unallocated research and development expenses [Member]
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Segment Reporting Information [Line Items] | |||||||||||||||||||||
EBT | (702) | (553) | (401) | ||||||||||||||||||
Unallocated selling, general and administrative expenses [Member]
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Segment Reporting Information [Line Items] | |||||||||||||||||||||
EBT | (549) | (506) | (336) | ||||||||||||||||||
Unallocated investment income (loss), net [Member]
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Segment Reporting Information [Line Items] | |||||||||||||||||||||
EBT | 928 | 756 | 767 | ||||||||||||||||||
Reconciling items [Member]
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Segment Reporting Information [Line Items] | |||||||||||||||||||||
Revenues | 20 | 20 | 0 | ||||||||||||||||||
EBT | $ (1,134) | $ (838) | $ (239) | ||||||||||||||||||
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