Leases - Schedule of Maturities of Lease Liabilities (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Operating leases
2019 (remaining)	$ 784
2020	3,089
2021	2,735
2022	2,550
2023	2,537
Thereafter	29,371
Total future minimum lease payments	41,066
Less: Imputed interest	(10,665)
Present value of lease liabilities	$ 30,401