Premises and Equipment - Summary of Lease Liability (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Finance Leases
2019	$ 84
2020	84
2021	77
2022	1
2023	0
2024 and thereafter	0
Total future minimum lease payments	246
Less: Amounts representing interest	(10)
Present value of net future minimum lease payments	236
Operating Leases
2019	1,917
2020	1,794
2021	1,790
2022	1,529
2023	1,381
2024 and thereafter	10,416
Total future minimum lease payments	18,827
Less: Amounts representing interest	(3,785)
Present value of net future minimum lease payments	$ 15,042