|
Stock-Based Compensation (Details 5) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
|
| Stock-Based Compensation | |||
| Allocated share-based compensation expense | $ 18,353 | $ 14,585 | $ 16,064 |
|
Research and development expenses
|
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| Stock-Based Compensation | |||
| Allocated share-based compensation expense | 3,478 | 2,755 | 2,411 |
|
Selling, general and administrative expenses
|
|||
| Stock-Based Compensation | |||
| Allocated share-based compensation expense | 14,875 | 11,830 | 13,653 |
|
Non-Performance Based Stock Awards
|
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| Stock-Based Compensation | |||
| Unrecognized compensation expense | $ 36,100 | ||
| Future forfeiture rate (as a percent) | 2.00% | ||
| Period for recognition of compensation cost | 2 years | ||