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Goodwill and Other Intangible Assets - Other Intangible Assets (Details) - USD ($) $ in Millions | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Finite-Lived Intangible Assets [Line Items] |  |
Gross carrying amount | $ 1,800 | $ 1,852
Accumulated amortization | (913) | (897)
Intangibles, net | 887 | 955
Indefinite-lived trade names and trademarks | 32 | 32
Total other intangible assets, gross | 1,832 | 1,884
Total other intangible assets, net | 919 | 987
Computer software |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross carrying amount | 768 | 789
Accumulated amortization | (657) | (674)
Intangibles, net | 111 | 115
Patents and licenses |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross carrying amount | 110 | 110
Accumulated amortization | (107) | (107)
Intangibles, net | 3 | 3
Other intangible assets |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross carrying amount | 922 | 953
Accumulated amortization | (149) | (116)
Intangibles, net | $ 773 | $ 837

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