Leases - Maturities of Operating Lease Liabilities (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Leases [Abstract]
Remainder of 2019	$ 518
2020	2,002
2021	2,028
2022	2,091
2023	1,958
Thereafter	34,234
Total minimum lease payments	42,831
Less: present value adjustment	(17,699)
Operating lease liabilities	$ 25,132