|
Goodwill and Intangible Assets (Details) (USD $)
In Thousands, unless otherwise specified |
6 Months Ended |
|---|---|
|
Jun. 30, 2012
|
|
| Summary of goodwill activity | |
| Balance, December 31, 2011 | $ 595,522 |
| Acquisition of certain assets and liabilities of various entities | 2,100 |
| Adjustment during the measurement period relating to the acquisition of InsWeb Corporation | 559 |
| Balance, June 30, 2012 | $ 598,181 |