|
Segment Reporting and Geographic Information - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2014
|
Dec. 31, 2013
|
|---|---|---|
| Segment Reporting Information | ||
| Goodwill | $ 65,679 | $ 65,679 |
| Call Driven | ||
| Segment Reporting Information | ||
| Goodwill | 63,305 | |
| Archeo | ||
| Segment Reporting Information | ||
| Goodwill | $ 2,374 |