XML 93 R59.htm IDEA: XBRL DOCUMENT v2.4.0.6
Investments (Detail)
In Thousands, unless otherwise specified
Dec. 31, 2012
Long Term Investments
Fixed-rate Investments
USD ($)
Dec. 31, 2012
Long Term Investments
Fixed-rate Investments
CNY
Dec. 31, 2012
Short-term Investments
Fixed-rate Investments
USD ($)
Dec. 31, 2012
Short-term Investments
Fixed-rate Investments
CNY
Dec. 31, 2011
Short-term Investments
Fixed-rate Investments
CNY
Dec. 31, 2012
Short-term Investments
Adjustable-rate Investments
USD ($)
Dec. 31, 2012
Short-term Investments
Adjustable-rate Investments
CNY
Dec. 31, 2011
Short-term Investments
Adjustable-rate Investments
CNY
Gain (Loss) on Investments [Line Items]                
Short-term held-to-maturity securities, amortized cost       17,072,751 9,848,848     100,048
Long-term held-to-maturities securities, amortized cost   513,728            
Held-to-maturity securities, gross unrecognized holding gains   886   30,886 10,504     0
Held-to-maturity securities, gross unrecognized holding losses   0   (17,385) (25,077)     (21)
Held-to-maturity securities, fair value 82,601 514,614 2,742,533 17,086,252 9,834,275     100,027
Available-for-sale securities, amortized cost       3,500,945     17,073 102,637
Available-for-sale securities, gross unrealized gains       13,454     0 45
Available-for-sale securities, fair value     $ 564,100 3,514,399   $ 2,740 17,073 102,682