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Goodwill and Other Intangible Assets (Tables) | 3 Months Ended
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Mar. 31, 2012
Components of Other Intangible Assets | Components of other intangible assets —
|  | Weighted |  | March 31, 2012 |  |  | December 31, 2011 |
|  | Average |  |  |  |  | Accumulated |  |  |  |  |  |  |  |  | Accumulated |  |  |  |
|  | Useful |  | Gross |  |  | Impairment |  |  | Net |  |  | Gross |  |  | Impairment |  |  | Net |
|  | Life |  | Carrying |  |  | and |  |  | Carrying |  |  | Carrying |  |  | and |  |  | Carrying |
|  | (years) |  | Amount |  |  | Amortization |  |  | Amount |  |  | Amount |  |  | Amortization |  |  | Amount |
Amortizable intangible assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Core technology |  | 7 |  | $ | 93 |  |  | $ | (60 | ) |  | $ | 33 |  |  | $ | 92 |  |  | $ | (55 | ) |  | $ | 37 |
Trademarks and trade names |  | 16 |  |  | 4 |  |  |  | (1 | ) |  |  | 3 |  |  |  | 4 |  |  |  | (1 | ) |  |  | 3 |
Customer relationships |  | 8 |  |  | 555 |  |  |  | (271 | ) |  |  | 284 |  |  |  | 545 |  |  |  | (250 | ) |  |  | 295 |
Non-amortizable intangible assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Trademarks and trade names |  |  |  |  | 65 |  |  |  |  |  |  |  | 65 |  |  |  | 65 |  |  |  |  |  |  |  | 65 |
|  |  |  | $ | 717 |  |  | $ | (332 | ) |  | $ | 385 |  |  | $ | 706 |  |  | $ | (306 | ) |  | $ | 400 |
Amortization Expense Related to Amortizable Intangible Assets | Amortization expense related to amortizable intangible assets —
|  | Three Months Ended |
|  | March 31, |
|  | 2011 |  |  | 2010 |
Charged to cost of sales |  | $ | 3 |  |  | $ | 4 |
Charged to amortization of intangibles |  |  | 19 |  |  |  | 17 |
Total amortization |  | $ | 22 |  |  | $ | 21 |
Estimated Aggregate Pre-tax Amortization Expense Related to Intangible Assets | The following table provides the estimated aggregate pre-tax amortization expense related to intangible assets for each of the next five years based on March 31, 2012 exchange rates. Actual amounts may differ from these estimates due to such factors as currency translation, customer turnover, impairments, additional intangible asset acquisitions and other events.
|  | Remainder |  |  |  |  |  |  |  |  |  |  |  |  |
|  | of 2012 |  |  | 2013 |  |  | 2014 |  |  | 2015 |  |  | 2016 |
Amortization expense |  | $ | 66 |  |  | $ | 88 |  |  | $ | 56 |  |  | $ | 25 |  |  | $ | 23 |

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- Definition Tabular disclosure of the gross carrying amount, accumulated impairment and amortization and net carrying amount of intangibles assets, excluding goodwill, in total and by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of the company. + References No definition available. + Details
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- Definition Tabular disclosure of the estimated aggregate amortization expense for intangible assets subject to amortization for each of the five succeeding fiscal years. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275 + Details
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