|
Goodwill and Other Intangibles - Goodwill Activity by Segment (Detail) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | |||||
|---|---|---|---|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
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| Goodwill [Roll Forward] | ||||||
| Goodwill, Beginning Balance | $ 12,134 | $ 12,155 | ||||
| Acquisitions | 291 | |||||
| Divestitures | (45) | |||||
| Other | (79) | [1] | (21) | [1] | ||
| Goodwill, Ending Balance | 12,301 | 12,134 | ||||
|
Pharmaceutical [Member]
|
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| Goodwill [Roll Forward] | ||||||
| Goodwill, Beginning Balance | 10,086 | 10,107 | ||||
| Acquisitions | 103 | |||||
| Divestitures | (45) | |||||
| Other | (79) | [1] | (21) | [1] | ||
| Goodwill, Ending Balance | 10,065 | 10,086 | ||||
|
All Other [Member]
|
||||||
| Goodwill [Roll Forward] | ||||||
| Goodwill, Beginning Balance | 2,048 | 2,048 | ||||
| Acquisitions | 188 | |||||
| Divestitures | 0 | |||||
| Other | 0 | [1] | 0 | [1] | ||
| Goodwill, Ending Balance | $ 2,236 | $ 2,048 | ||||
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