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Indefinite-Lived Intangible Assets (Detail) ¥ in Millions, $ in Millions | Dec. 31, 2017 USD ($) | Dec. 31, 2017 CNY (¥) | Dec. 31, 2016 CNY (¥)
--- | --- | --- | ---
Indefinite-lived intangible assets, gross | $ 0 | ¥ 1 | ¥ 14
Domain names |  |  |
Indefinite-lived intangible assets, gross | 0 | 0 | 9
Trademarks |  |  |
Indefinite-lived intangible assets, gross | $ 0 | ¥ 1 | ¥ 5

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- Definition Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit. + 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 (b) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Details
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