Goodwill and Intangible assets (Goodwill) (Details) $ in Thousands |
6 Months Ended |
|---|---|
|
Jun. 30, 2015
USD ($)
| |
| Business Combination - goodwill | |
| Balance at beginning of the period | $ 231 |
| Current period acquisitions | 2,618 |
| Foreign currency translation adjustment | (107) |
| Balance at end of the period | $ 2,742 |