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Indefinite-Lived Intangible Assets (Detail) ¥ in Thousands, $ in Thousands	Dec. 31, 2015 USD ($)	Dec. 31, 2015 CNY (¥)	Dec. 31, 2014 CNY (¥)
Indefinite-lived intangible assets, gross	$ 2,094	¥ 13,566	¥ 14,897
Domain names
Indefinite-lived intangible assets, gross	1,445	9,360	9,360
Trademarks
Indefinite-lived intangible assets, gross	$ 649	¥ 4,206	¥ 5,537

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- Definition

Gross carrying amounts as of the balance sheet date of intangible assets, excluding goodwill, having a projected indefinite period of benefit.

+ References

No definition available.

+ Details

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- Details

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- Details

Name:	us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TrademarksMember
Namespace Prefix:
Data Type:	na
Balance Type:
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