Leases - Schedule of Maturities of Operating Lease Liabilities and Sublease Income (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Operating Leases Payments
Remainder of 2019	$ 3,645
2020	14,434
2021	14,162
2022	13,989
2023	13,468
Thereafter	68,990
Gross lease payments (income)	128,688
Less: Imputed interest	35,823
Operating lease liabilities	92,865
Sublease Income
Remainder of 2019	(1,172)
2020	(2,889)
2021	(2,535)
2022	(336)
2023	0
Thereafter	0
Gross lease payments (income)	$ (6,932)