|
Stock-based Compensation (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Sep. 30, 2012
|
Sep. 30, 2011
|
Sep. 30, 2012
|
Sep. 30, 2011
|
|
| Schedule of total stock-based compensation expense | ||||
| Total stock-based compensation expense | $ 520 | $ 232 | $ 1,503 | $ 640 |
|
Research and development [Member]
|
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| Schedule of total stock-based compensation expense | ||||
| Total stock-based compensation expense | 146 | 75 | 373 | 205 |
|
Sales and marketing [Member]
|
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| Schedule of total stock-based compensation expense | ||||
| Total stock-based compensation expense | 119 | 51 | 292 | 141 |
|
General and administrative [Member]
|
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| Schedule of total stock-based compensation expense | ||||
| Total stock-based compensation expense | $ 255 | $ 106 | $ 838 | $ 294 |