v2.4.0.6
Effects of Changes in Noncontrolling Interest (Detail) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Noncontrolling Interest [Line Items]        
Net income attributable to Expedia, Inc. $ 171,477 $ 209,534 $ 273,437 $ 401,966
Net increase in Expedia, Inc.'s paid-in capital for newly issued eLong shares       25,957 [1]
Change from net income attributable to Expedia, Inc. and transfers from noncontrolling interest       $ 427,923
[1] Primarily due to our acquisition of 5.4 million newly issued shares of eLong and, at the same time, Tencent Holdings Limited acquisition of 11.1 million newly issued shares of eLong in the second quarter of 2011.