|
Segment Information (Schedule Of Revenue From Unaffiliated Customers By Geographic Area) (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
|
Jun. 30, 2013
|
Jun. 30, 2012
|
Jun. 30, 2013
segment
|
Jun. 30, 2012
|
|
| Segment Reporting Information [Line Items] | ||||
| Number of reportable segments | 1 | |||
| Revenue from unaffiliated customers | $ 120,787 | $ 83,610 | $ 222,866 | $ 161,530 |
|
United States [Member]
|
||||
| Segment Reporting Information [Line Items] | ||||
| Revenue from unaffiliated customers | 67,870 | 46,761 | 125,023 | 92,670 |
|
Germany [Member]
|
||||
| Segment Reporting Information [Line Items] | ||||
| Revenue from unaffiliated customers | 13,286 | 9,896 | 25,197 | 17,319 |
|
Other Europe [Member]
|
||||
| Segment Reporting Information [Line Items] | ||||
| Revenue from unaffiliated customers | 18,569 | 14,757 | 35,238 | 28,045 |
|
Asia Pacific [Member]
|
||||
| Segment Reporting Information [Line Items] | ||||
| Revenue from unaffiliated customers | $ 21,062 | $ 12,196 | $ 37,408 | $ 23,496 |