v2.4.0.6

Identified Intangible Assets - Summary of Intangible Assets, Net of Accumulated Amortization and Impairments (Detail) (USD $) In Millions, unless otherwise specified | Dec. 31, 2012 | Dec. 31, 2011
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Finite-Lived Intangible Assets [Line Items] |  |
Gross | $ 2,611 | $ 2,536
Accumulated amortization and impairments | (1,646) | (1,365)
Marketing-Related [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross | 18 | 18
Accumulated amortization and impairments | (16) | (16)
Customer relationships [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross | 427 | 411
Accumulated amortization and impairments | (177) | (143)
Technology-Based [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross | 2,053 | 2,044
Accumulated amortization and impairments | (1,383) | (1,156)
Other Intangible Assets [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross | 2,498 | 2,473
Accumulated amortization and impairments | (1,576) | (1,315)
Software [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross | 113 | 63
Accumulated amortization and impairments | $ (70) | $ (50)

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + 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)(1) -URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph a(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + 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)(1) -URI http://asc.fasb.org/extlink&oid=7658586&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph a(1) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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