v2.4.0.6
Statutory Reserves - Additional Information (Detail)
12 Months Ended
Dec. 31, 2011
USD ($)
Dec. 31, 2011
CNY
Dec. 31, 2010
CNY
Dec. 31, 2011
Shanghai Zhengtu Information Technology Co Ltd
Dec. 31, 2011
Shanghai Giant Network Technology Co Ltd
USD ($)
Dec. 31, 2011
Shanghai Giant Network Technology Co Ltd
CNY
Dec. 31, 2011
Shanghai Zhengtu Information Technology Co.Ltd
USD ($)
Dec. 31, 2011
Shanghai Zhengtu Information Technology Co.Ltd
CNY
Dec. 31, 2011
Shanghai Zhengduo Information Technology Co.Ltd
USD ($)
Dec. 31, 2011
Shanghai Zhengduo Information Technology Co.Ltd
CNY
Dec. 31, 2011
Shanghai Jujia Network Technology Co.Ltd
USD ($)
Dec. 31, 2011
Shanghai Jujia Network Technology Co.Ltd
CNY
Dec. 31, 2011
Shanghai Juhuo Network Technology Co.Ltd
USD ($)
Dec. 31, 2011
Shanghai Juhuo Network Technology Co.Ltd
CNY
Allocation of profit percentage to General Reserve       10.00%                    
Maximum requirement of the entity's after-tax profits to be allocated to a general reserve fund as a percentage of its registered capital       50.00%                    
Minimum required percentage of the entity's after-tax profits to allocate to a statutory surplus fund       10.00%                    
Maximum requirement of the entity's after-tax profits to be allocated to a statutory surplus fund as a percentage of its registered capital       50.00%                    
Statutory and General Reserve Fund $ 2,244,367 14,125,819 43,890,273   $ 794,420 5,000,000 $ 942,424 5,931,525 $ 18,008 113,338 $ 397,210 2,500,000 $ 92,305 580,956
Retained earnings appropriated $ 58,588,502 368,750,172 211,003,295