|
Property and Equipment - Net (Details Textual) (USD $)
In Thousands, unless otherwise specified |
Jun. 30, 2012
|
Dec. 31, 2011
|
|---|---|---|
| Property and Equipment - Net (Textual) [Abstract] | ||
| Property and equipment-gross | $ 21,177 | $ 17,113 |
| Accumulated depreciation of equipment | 10,421 | 8,812 |
|
Capital Lease Obligations [Member]
|
||
| Property and Equipment - Net (Textual) [Abstract] | ||
| Accumulated depreciation of equipment | 1,205 | 687 |
|
Computer equipment [Member]
|
||
| Property and Equipment - Net (Textual) [Abstract] | ||
| Property and equipment-gross | 16,275 | 13,032 |
|
Computer equipment [Member] | Capital Lease Obligations [Member]
|
||
| Property and Equipment - Net (Textual) [Abstract] | ||
| Property and equipment-gross | $ 5,907 | $ 3,442 |