Summary Significant Accounting Policies (Details 3) $ in Thousands |
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2016
USD ($)
segment
|
Mar. 31, 2015
USD ($)
|
|
| Capitalized Technology and Content Development Costs | ||
| Useful life of capitalized content development costs | 5 years | |
| Impairment of Long-Lived Assets | ||
| Impairments of long-lived assets | $ | $ 0 | $ 0 |
| Segment and Geographic Information | ||
| Number of Reportable Segments | segment | 1 | |
| Computer hardware | Minimum | ||
| Property and equipment | ||
| Useful life | 3 years | |
| Computer hardware | Maximum | ||
| Property and equipment | ||
| Useful life | 5 years | |
| Furniture and office equipment | Minimum | ||
| Property and equipment | ||
| Useful life | 5 years | |
| Furniture and office equipment | Maximum | ||
| Property and equipment | ||
| Useful life | 7 years | |
| Leasehold improvements | Minimum | ||
| Property and equipment | ||
| Useful life | 4 years | |
| Leasehold improvements | Maximum | ||
| Property and equipment | ||
| Useful life | 10 years | |
| Internally-developed software | ||
| Capitalized Technology and Content Development Costs | ||
| Estimated useful life of the software | 3 years | |