|
Fair Value Measurements (Details 1) (Fair Value, Inputs, Level 3 [Member], USD $)
In Thousands, unless otherwise specified |
12 Months Ended | |
|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
|
|
Fair Value, Inputs, Level 3 [Member]
|
||
| Beginning Balance of contingent payments | $ 194,795 | $ 129,759 |
| Payments | (106,460) | (55,071) |
| Grants | 31,608 | 63,972 |
| Redemption value adjustments | 38,712 | 55,737 |
| Transfers (to) from fixed payments | (6,318) | 159 |
| Foreign translation adjustment | (489) | 239 |
| Ending Balance of contingent payments | $ 151,848 | $ 194,795 |