Acquisitions and Divestitures (Details) (USD $) In Millions | 3 Months Ended | 9 Months Ended | 1 Months Ended | 12 Months Ended | | 1 Months Ended | 3 Months Ended | 9 Months Ended |
|---|
Sep. 30, 2011 | Sep. 30, 2010 | Sep. 30, 2011 | Sep. 30, 2010 | Aug. 31, 2011
EMS [Member] | Dec. 31, 2010
EMS [Member] | Aug. 31, 2011
EMS [Member]
Aerospace [Member] | Aug. 31, 2011
EMS [Member]
Automation and Control Solutions [Member] | Jul. 31, 2011
Consumer Products Group [Member] | Sep. 30, 2011
Consumer Products Group [Member] | Sep. 30, 2010
Consumer Products Group [Member] | Sep. 30, 2011
Consumer Products Group [Member] | Sep. 30, 2010
Consumer Products Group [Member] |
|---|
| Acquisitions Paragraph Details [Line Items] | | | | | | | | | | | | | |
| Business Acquisition, Date of Acquisition Agreement | | | | | August 2011 | | | | | | | | |
| Business Acquisition, Name of Acquired Entity | | | | | EMS Technologies, Inc. (EMS) | | | | | | | | |
| Business Acquisition, Cost of Acquired Entity, Purchase Price | | | | | $ 513 | | | | | | | | |
| Business Acquisition Revenue Reported By Acquired Entity For Last Annual Period | | | | | | 355 | | | | | | | |
| Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets | | | | | 134 | | 93 | 41 | | | | | |
| Business Acquisition, Purchase Price Allocation, Goodwill Amount | | | | | 240 | | | | | | | | |
| Divestitures Paragraph Details [Line Items] | | | | | | | | | | | | | |
| Sale price (cash and noncash) | | | | | | | | | 955 | | | | |
| Pre-tax gain on sale | | | | | | | | | | 301 | 0 | 301 | 0 |
| Gain on sale, net of tax | | | | | | | | | | | | 178 | |
| Disposal Group, Including Discontinued Operation, Segment that Includes Disposal Group | | | | | | | | | Transportation Systems | | | | |
| Disposal Group Including Discontinued Operation Income Statement Disclosures [Abstract] | | | | | | | | | | | | | |
| Net sales | | | | | | | | | | 60 | 253 | 530 | 728 |
| Costs, expenses and other | | | | | | | | | | 51 | 199 | 421 | 572 |
| Selling, general and administrative expense | | | | | | | | | | 14 | 23 | 63 | 71 |
| Other (income) expense | | | | | | | | | | (3) | 2 | (2) | 3 |
| Income before taxes | | | | | | | | | | (2) | 29 | 48 | 82 |
| Gain on disposal of discontinued operations | | | | | | | | | | 301 | 0 | 301 | 0 |
| Net income from discontinued operations before taxes | | | | | | | | | | 299 | 29 | 349 | 82 |
| Tax expense | | | | | | | | | | 122 | 10 | 140 | 29 |
| Net income from discontinued operations after taxes | $ 177 | $ 19 | $ 209 | $ 53 | | | | | | $ 177 | $ 19 | $ 209 | $ 53 |