Commitments and Contingencies (Details) |
3 Months Ended | |
|---|---|---|
|
Mar. 31, 2018
USD ($)
claim
|
Mar. 31, 2017
USD ($)
|
|
| Operating Leases | ||
| Rental expense | $ 800,000 | $ 700,000 |
| Future minimum rental payments | ||
| Remainder of 2018 | 2,173,000 | |
| 2019 | 2,958,000 | |
| 2020 | 2,502,000 | |
| 2021 | 1,269,000 | |
| 2022 | 534,000 | |
| Thereafter | 240,000 | |
| Total | 9,676,000 | |
| Purchase Commitments | ||
| Non-cancellable purchase commitments | 53,900,000 | |
| Indemnification agreements | ||
| Indemnification | ||
| Accrued liability | $ 0 | |
| Number of outstanding claims | claim | 0 | |
| Minimum | ||
| Operating Leases | ||
| Extension term of leases | P3Y | |
| Maximum | ||
| Operating Leases | ||
| Extension term of leases | P5Y | |