v2.4.0.6

Principal Related Parties (Detail) | 12 Months Ended
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Dec. 31, 2011
Shanghai 51 Network Development Co. Ltd. |
Related Party Transaction [Line Items] |
Relationships with the Group | A VIE of 51.com invested by Giant Interactive
Yangxun Computer Technology |
Related Party Transaction [Line Items] |
Relationships with the Group | A VIE of MET invested by Giant Interactive
Prexton Investment Ltd. |
Related Party Transaction [Line Items] |
Relationships with the Group | Company with the same key senior executive of the Company
Shanghai Jiante Biotechnology Co. Ltd. |
Related Party Transaction [Line Items] |
Relationships with the Group | Company controlled by Mr. Shi Yuzhu
Beijing Huayi Giant Information Technology Co. Ltd. |
Related Party Transaction [Line Items] |
Relationships with the Group | Equity investee
Shanghai Juxian Network Technology Co.Ltd |
Related Party Transaction [Line Items] |
Relationships with the Group | Equity investee
Shanghai Juxi Network Technology Co Ltd |
Related Party Transaction [Line Items] |
Relationships with the Group | Equity investee
Union Sky Holding Group Limited |
Related Party Transaction [Line Items] |
Relationships with the Group | Company's shareholder

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- Definition This element represents a description of the nature of common ownership or management control relationships with other entities, regardless of there being transactions between the entities, when the existence of that control could result in operating results or financial position of the reporting entity significantly different from that which would have been obtained if the entities' were autonomous. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 57 -Paragraph 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39691-107864 + Details
Name: | us-gaap_NatureOfCommonOwnershipOrManagementControlRelationships
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_RelatedPartyTransactionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration