Leases - Summary of Operating and Finance Lease Right-of-use Assets and Related Lease Liabilities (Details) $ in Thousands	Jun. 30, 2019 USD ($)
Operating Leases
Right of use asset	$ 10,834
Lease liability	$ 11,983
Weighted average remaining lease term (in years)	9 years 3 months 3 days
Weighted average discount rate	3.43%
Finance Lease
Right of use asset	$ 3,537
Lease liability	$ 3,591
Weighted average remaining lease term (in years)	19 years 8 months 1 day
Weighted average discount rate	3.81%