Nature of Banking Activities and Significant Accounting Policies (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($) property shares	Dec. 31, 2018 USD ($)	Jan. 01, 2019 USD ($)	Dec. 31, 2017 USD ($)	Apr. 30, 2009 shares
Organization And Significant Accounting Policies [Line Items]
Number Of Full Service Offices | property	24
Number of Loan Production Offices | property	2
Equity investment in BOE Statutory Trust I		$ 124		$ 124
Other real estate owned	$ 4,527	1,099
Advertising costs expense	526	613
Dividends paid	$ 2,899	$ 0
Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate	21.00%	21.00%
Income Tax Expense Benefit	$ 3,552	$ 3,085
Accounting Standards Update 2018-11 [Member]
Organization And Significant Accounting Policies [Line Items]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Change In Assets			$ 7,400
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Change In Liabilities			$ 7,600
2009 Stock Option Plan [Member] | Stock Compensation Plan [Member]
Organization And Significant Accounting Policies [Line Items]
Authorized common stock for stock based compensation | shares					2,650,000
2019 Stock Incentive Plan [Member] | Stock Compensation Plan [Member]
Organization And Significant Accounting Policies [Line Items]
Authorized common stock for stock based compensation | shares	2,500,000
Parent Company [Member]
Organization And Significant Accounting Policies [Line Items]
Income Tax Expense Benefit	$ (140)	$ (113)
Minimum [Member] | Bank Premises [Member]
Organization And Significant Accounting Policies [Line Items]
Estimated useful lives	10 years
Minimum [Member] | Equipment, Furniture and Fixtures [Member]
Organization And Significant Accounting Policies [Line Items]
Estimated useful lives	3 years
Maximum [Member] | Bank Premises [Member]
Organization And Significant Accounting Policies [Line Items]
Estimated useful lives	50 years
Maximum [Member] | Equipment, Furniture and Fixtures [Member]
Organization And Significant Accounting Policies [Line Items]
Estimated useful lives	10 years