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Reconciliation of Total Reportable Segments Operating Income to Consolidated Income before Provision for Income Taxes (Detail) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
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Jun. 30, 2014
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Jun. 30, 2013
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Jun. 30, 2014
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Jun. 30, 2013
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| Segment Reporting Information [Line Items] | ||||
| Gain on spectrum license transactions (Note 2) | $ 707 | $ 707 | ||
| Pension remeasurement (Note 8) | 237 | 237 | ||
| Operating income | 7,685 | 6,555 | 14,845 | 12,777 |
| Equity in earnings (losses) of unconsolidated businesses | (43) | 120 | 1,859 | 115 |
| Other income and (expense), net | 66 | 25 | (828) | 64 |
| Interest expense | (1,164) | (514) | (2,378) | (1,051) |
| Income Before Provision For Income Taxes | 6,544 | 6,186 | 13,498 | 11,905 |
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Operating Segments
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| Segment Reporting Information [Line Items] | ||||
| Operating income | 7,244 | 6,538 | 14,709 | 12,969 |
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Corporate, Eliminations and Other
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| Segment Reporting Information [Line Items] | ||||
| Operating income | $ (266) | $ (220) | $ (571) | $ (429) |