|
Acquisitions and Divestitures (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | |
|---|---|---|
|
Mar. 29, 2013
|
Mar. 30, 2012
|
|
| Acquisition and investment activities | ||
| Proceeds from disposals of businesses, equity method investments and nonmarketable securities | $ 690 | $ 11 |
| Acquisitions of businesses, equity method investments and nonmarketable securities | $ 28 | $ 120 |