Debt - Summary of Debt (Footnote) (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2015 |
Sep. 30, 2014 |
Sep. 30, 2015 |
Sep. 30, 2014 |
|
| Extinguishment of Debt [Line Items] | ||||
| Gain (loss) on debt extinguishment | $ 342 | $ 212 | $ 2,489 | $ (64,496) |
| Unsecured fixed rate promissory note | ||||
| Extinguishment of Debt [Line Items] | ||||
| Gain (loss) on debt extinguishment | $ (100) | |||