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Goodwill and Intangible Assets, Net Definite-lived and Indefinite-lived Intangible Assets Table (Details) - USD ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018
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Definite-lived intangible assets: |  |
Finite-Lived Intangible Assets, Gross | $ 671 | $ 713
Finite-Lived Intangible Assets, Accumulated Amortization | (302) | (274)
Definite-lived intangible assets, net | 369 | 439
Indefinite-lived intangible assets | 62 | 62
Intangible assets, net | 431 | 501
Customer Relationships [Member] |  |
Definite-lived intangible assets: |  |
Finite-Lived Intangible Assets, Gross | 397 | 397
Finite-Lived Intangible Assets, Accumulated Amortization | (155) | (135)
Definite-lived intangible assets, net | 242 | 262
Unclassified Indefinite-lived Intangible Assets [Member] |  |
Definite-lived intangible assets: |  |
Finite-Lived Intangible Assets, Gross | 274 | 316
Finite-Lived Intangible Assets, Accumulated Amortization | (147) | (139)
Definite-lived intangible assets, net | $ 127 | $ 177

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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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