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Summary of Company Subsidiaries and Its Consolidated Variable Interest Entities (Parenthetical) (Detail)	Jul. 07, 2016	Aug. 10, 2014
Foshan Zhuoyi Intelligence Date Co., Ltd. ("FS Zhuoyi")
Business Acquisition [Line Items]
Business acquisition, equity interests acquired	100.00%
Dermot Entities
Business Acquisition [Line Items]
Business acquisition, equity interests acquired		100.00%

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

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