Goodwill and Intangible Assets (Narrative) (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Finite-Lived Intangible Assets [Line Items] | ||||
| Amortization expense | $ 906 | $ 1,349 | $ 198 | |
| Expected amortization expense, 2017 | $ 799 | 799 | ||
| Expected amortization expense, 2018 | 799 | 799 | ||
| Expected amortization expense, 2019 | 799 | 799 | ||
| Expected amortization expense, thereafter | 495 | 495 | ||
| Goodwill impairment | 22,682 | |||
| Publishing | ||||
| Finite-Lived Intangible Assets [Line Items] | ||||
| Goodwill impairment | 22,682 | |||
| Customer Relationships [Member] | ||||
| Finite-Lived Intangible Assets [Line Items] | ||||
| Definite-lived intangibles | 5,190 | $ 5,190 | ||
| Definite-lived intangibles, useful life | 10 years | |||
| Developed Technology [Member] | ||||
| Finite-Lived Intangible Assets [Line Items] | ||||
| Definite-lived intangibles | $ 1,520 | $ 1,520 | ||
| Definite-lived intangibles, useful life | 5 years | |||