Goodwill and Other Intangible Assets, Net (Details) (USD $)
In Millions | 9 Months Ended | |
|---|
Sep. 30, 2011 | Sep. 30, 2010 | Dec. 31, 2010 |
|---|
| Goodwill [Line Items] | | | |
| Beginning of Year | $ 11,275 | | |
| Acquisitions | 313 | | |
| Divestitures | (12) | | |
| Currency Translation Adjustment | 69 | | |
| Current Year | 11,645 | | |
| Finite-Lived Intangible Assets [Line Items] | | | |
| Gross Carrying Amount | 3,190 | | 3,487 |
| Accumulated Amortization | (1,452) | | (1,563) |
| Net Carrying Amount | 1,738 | | 1,924 |
| Finite And Indefinite Other Intangible Assets [Abstract] | | | |
| Trademark with indefinite lives | 638 | | 613 |
| Other Intangible Assets Gross Carrying Amount | 3,828 | | 4,100 |
| Other Intangible Assets Accumulated Amoritzation | (1,452) | | (1,563) |
| Intangible Assets Excluding Goodwill, Total | 2,376 | | 2,537 |
| Goowill And Intangible Assets Paragraph Details [Abstract] | | | |
| Amortization of intangible assets | 184 | 183 | |
Aerospace [Member] | | | |
| Goodwill [Line Items] | | | |
| Beginning of Year | 1,883 | | |
| Acquisitions | 153 | | |
| Divestitures | 0 | | |
| Currency Translation Adjustment | 2 | | |
| Current Year | 2,038 | | |
Automation and Control Solutions [Member] | | | |
| Goodwill [Line Items] | | | |
| Beginning of Year | 7,907 | | |
| Acquisitions | 144 | | |
| Divestitures | (12) | | |
| Currency Translation Adjustment | 60 | | |
| Current Year | 8,099 | | |
Specialty Materials [Member] | | | |
| Goodwill [Line Items] | | | |
| Beginning of Year | 1,291 | | |
| Acquisitions | 16 | | |
| Currency Translation Adjustment | 4 | | |
| Current Year | 1,311 | | |
Transportation Systems [Member] | | | |
| Goodwill [Line Items] | | | |
| Beginning of Year | 194 | | |
| Currency Translation Adjustment | 3 | | |
| Current Year | 197 | | |
Patented Technology [Member] | | | |
| Finite-Lived Intangible Assets [Line Items] | | | |
| Gross Carrying Amount | 1,176 | | 1,101 |
| Accumulated Amortization | (748) | | (676) |
| Net Carrying Amount | 428 | | 425 |
Customer Relationships [Member] | | | |
| Finite-Lived Intangible Assets [Line Items] | | | |
| Gross Carrying Amount | 1,651 | | 1,688 |
| Accumulated Amortization | (473) | | (399) |
| Net Carrying Amount | 1,178 | | 1,289 |
Trademarks [Member] | | | |
| Finite-Lived Intangible Assets [Line Items] | | | |
| Gross Carrying Amount | 156 | | 186 |
| Accumulated Amortization | (91) | | (84) |
| Net Carrying Amount | 65 | | 102 |
Other Intangible Assets [Member] | | | |
| Finite-Lived Intangible Assets [Line Items] | | | |
| Gross Carrying Amount | 207 | | 512 |
| Accumulated Amortization | (140) | | (404) |
| Net Carrying Amount | $ 67 | | $ 108 |