|
Restructuring Charges - Restructuring Charges Less Releases Recorded in Liabilities Per Line Item in Statement of Operations (Detail) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Dec. 31, 2010
|
|
| Restructuring Cost and Reserve [Line Items] | |||
| Net restructuring charges | $ 99 | $ 58 | $ (33) |
|
Cost of revenue [Member]
|
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| Restructuring Cost and Reserve [Line Items] | |||
| Net restructuring charges | 18 | 24 | (14) |
|
Selling, general and administrative [Member]
|
|||
| Restructuring Cost and Reserve [Line Items] | |||
| Net restructuring charges | 59 | 15 | (10) |
|
Research and development [Member]
|
|||
| Restructuring Cost and Reserve [Line Items] | |||
| Net restructuring charges | $ 22 | $ 19 | $ (9) |