Lease Commitments - Supplemental Lease Information (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jan. 01, 2019
Balance Sheet
Lease liability	$ 3,413
Lease cost information
Weighted average lease term, in years	7 years 9 months 18 days
Weighted average discount rate	3.27%
Operating cash flows	$ 250
Premises and Equipment Expenses
Income Statement
Operating lease cost	243
Other Assets
Balance Sheet
Lease right-of-use asset	3,385	$ 3,600
Other Liabilities
Balance Sheet
Lease liability	$ 3,413	$ 3,600