Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies - Operating Leases (Details)

v3.8.0.1
Commitments and Contingencies - Operating Leases (Details)
$ in Thousands
Dec. 31, 2017
USD ($)
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]  
2018 $ 5,549
2019 4,677
2020 3,864
2021 2,919
2022 2,711
Thereafter 7,166
Total minimum lease payments $ 26,886