|
Share 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 share based compensation expense | ||||
| Total share based compensation | $ 1,666 | $ 1,806 | $ 5,300 | $ 5,128 |
|
Marketing and selling [Member]
|
||||
| Schedule of share based compensation expense | ||||
| Total share based compensation | 745 | 777 | 2,346 | 2,172 |
|
Research and development [Member]
|
||||
| Schedule of share based compensation expense | ||||
| Total share based compensation | 390 | 414 | 1,215 | 1,187 |
|
General and administrative [Member]
|
||||
| Schedule of share based compensation expense | ||||
| Total share based compensation | $ 531 | $ 615 | $ 1,739 | $ 1,769 |