Commitments and Contingencies Operating Leases (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2017 |
Sep. 30, 2016 |
Sep. 30, 2017 |
Sep. 30, 2016 |
|
| Rental Payments | ||||
| Remainder of 2017 | $ 765 | $ 765 | ||
| 2018 | 2,926 | 2,926 | ||
| 2019 | 5,016 | 5,016 | ||
| 2020 | 5,267 | 5,267 | ||
| 2021 | 5,249 | 5,249 | ||
| Thereafter | 19,706 | 19,706 | ||
| Total | 38,929 | 38,929 | ||
| Rental Receipts | ||||
| Remainder of 2017 | 267 | 267 | ||
| 2018 | 1,094 | 1,094 | ||
| 2019 | 827 | 827 | ||
| 2020 | 701 | 701 | ||
| 2021 | 0 | 0 | ||
| Thereafter | 0 | 0 | ||
| Total | 2,889 | 2,889 | ||
| Rent expense | $ 600 | $ 700 | $ 1,900 | $ 1,400 |