Leases - Schedule of Maturity of Lease Liabilities (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Leases [Abstract]
Remainder of 2019	$ 900
2020	3,633
2021	3,689
2022	3,662
2023	3,611
Thereafter	37,298
Total lease payments	52,793
Less: imputed interest	(14,677)
Present value of lease liabilities	$ 38,116