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Goodwill and Other Intangible Assets - Components of Other Intangible Assets (Details) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Accumulated Impairment and Amortization $ (513,000,000) $ (493,000,000)
Indefinite-lived Intangible Assets [Line Items]    
Intangible Assets, Gross (Excluding Goodwill) 677,000,000 667,000,000
Intangible Assets, Net (Excluding Goodwill) 164,000,000 174,000,000
Trademarks and Trade Names [Member]    
Indefinite-lived Intangible Assets [Line Items]    
Indefinite-lived Intangible Assets (Excluding Goodwill) 74,000,000 65,000,000
Used In Research And Development [Member]    
Indefinite-lived Intangible Assets [Line Items]    
Indefinite-lived Intangible Assets (Excluding Goodwill) 0 20,000,000
Indefinite-Lived Intangible Assets (Excluding Goodwill), Gross 20,000,000 20,000,000
Indefinite-Lived Intangible Assets (Excluding Goodwill), Accumulated Impairment Loss $ (20,000,000)  
Core Technology [Member]    
Finite-Lived Intangible Assets [Line Items]    
Intangible asset, useful life 8 years  
Finite-Lived Intangible Assets, Gross Carrying Amount $ 107,000,000 95,000,000
Finite-Lived Intangible Assets, Accumulated Impairment and Amortization (89,000,000) (88,000,000)
Finite-Lived Intangible Assets, Net Carrying Amount $ 18,000,000 7,000,000
Trademarks and Trade Names [Member]    
Finite-Lived Intangible Assets [Line Items]    
Intangible asset, useful life 16 years  
Finite-Lived Intangible Assets, Gross Carrying Amount $ 16,000,000 17,000,000
Finite-Lived Intangible Assets, Accumulated Impairment and Amortization (4,000,000) (2,000,000)
Finite-Lived Intangible Assets, Net Carrying Amount $ 12,000,000 15,000,000
Customer Relationships [Member]    
Finite-Lived Intangible Assets [Line Items]    
Intangible asset, useful life 8 years  
Finite-Lived Intangible Assets, Gross Carrying Amount $ 460,000,000 470,000,000
Finite-Lived Intangible Assets, Accumulated Impairment and Amortization (400,000,000) (403,000,000)
Finite-Lived Intangible Assets, Net Carrying Amount $ 60,000,000 $ 67,000,000