Goodwill and Intangible Assets (Amortization) (Details) - USD ($) $ in Thousands |
Dec. 31, 2016 |
Dec. 31, 2015 |
|---|---|---|
| Amortization of finite-lived intangible assets | ||
| 2017 | $ 4,681 | |
| 2018 | 4,477 | |
| 2019 | 4,314 | |
| 2020 | 3,481 | |
| 2021 | 1,632 | |
| Thereafter | 4,535 | |
| Intangible assets, net | $ 23,120 | $ 4,547 |