Commitments and Contingencies - Schedule of Future Minimum Rental Payments Required Under Operating Leases in Place (Details) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Future minimum rental payments
2019	$ 9,638	$ 19,742
2020	13,844	13,836
2021	8,687	8,682
2022	8,476	8,471
2023	7,092	7,090
Thereafter	12,329	12,349
Total Payments	60,066	70,170
Present Value Adjustment	5,793
Total	54,273
Sublease Income
2019	(318)	(530)
2020	(849)	(849)
2021	(849)	(849)
2022	(849)	(849)
2023	(849)	(849)
Thereafter	(1,274)	(1,273)
Total Payments	(4,988)	(5,199)
Net Minimum Payments
2019	9,320	19,212
2020	12,995	12,987
2021	7,838	7,833
2022	7,627	7,622
2023	6,243	6,241
Thereafter	11,055	11,076
Total Payments	$ 55,078	$ 64,971