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Intangible Assets (Detail) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018
Finite-Lived Intangible Assets [Line Items] |  |
Intangible Assets, cost | $ 1,089 | $ 1,046
Intangible assets, net | $ 484 | 560
Customer Relationships [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated weighted average useful life in years | 9 years |
Intangible Assets, cost | $ 429 | 415
Intangible Assets, accumulated depreciation | $ (216) | (191)
Computer software [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated weighted average useful life in years | 1 year |
Intangible Assets, cost | $ 396 | 291
Intangible Assets, accumulated depreciation | $ (310) | (219)
Patent And License [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Estimated weighted average useful life in years | 11 years |
Intangible Assets, cost | $ 264 | 340
Intangible Assets, accumulated depreciation | $ (79) | $ (76)

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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + 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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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