|
Summary of Significant Accounting Policies (Details 5)
|
12 Months Ended |
|---|---|
|
Dec. 31, 2011
indicator
year
|
|
| Long-Lived and Identifiable Intangible Assets | |
| Minimum number of impairment indicators that should exist to assess recoverability by undiscounted future operating cash flows | 1 |
| Useful life, minimum (in years) | 3 |
| Useful life, maximum (in years) | 15 |
|
Television
|
|
| Goodwill [Line Items] | |
| Percentage by which Fair Value Exceeded Carrying Value of Reporting Unit | 33.00% |
|
Online
|
|
| Goodwill [Line Items] | |
| Percentage by which Fair Value Exceeded Carrying Value of Reporting Unit | 6.00% |
|
SourceE
|
|
| Goodwill [Line Items] | |
| Percentage by which Fair Value Exceeded Carrying Value of Reporting Unit | 956.00% |