Leases - Schedule of Minimum Contractual Lease Payments and Other Information (Details) $ in Thousands	Jun. 30, 2019 USD ($)
Operating leases
2019	$ 5,348
2020	9,169
2021	9,585
2022	9,134
2023	8,150
Thereafter	13,485
Total	54,871
Short-term leases
2019	610
2020	109
2021	0
2022	0
2023	0
Thereafter	0
Total	719
Total contractual base rents
2019	5,958
2020	9,278
2021	9,585
2022	9,134
2023	8,150
Thereafter	13,485
Total	55,590
Total liability to make lease payments	46,124
Difference in undiscounted and discounted future lease payments	$ 9,464
Weighted average discount rate	6.29%
Weighted average remaining lease term (years)	5 years 10 months 24 days