Minimum Regulatory Capital Requirements (Summary of the Company's and the Banks Actual Capital Amounts and Ratios) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Capital Conservation Buffer Above Minimum Risk Based Capital Thresholds	2.50%	2.50%
Capital Conservation Buffer	5.86%	5.34%
Minimum Required Capital Conservation Buffer	2.50%	1.875%
Bank [Member] | Reportable Legal Entities [Member]
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Total Capital to risk weighted assets, Actual Amount	$ 164,783	$ 149,085
Total Capital to risk weighted assets, Actual Ratio	13.86%	13.34%
Total Capital to risk weighted assets, Required for Capital Adequacy Purposes Amount	$ 95,137	$ 89,409
Total Capital to risk weighted assets, Required for Capital Adequacy Purposes Ratio	8.00%	8.00%
Total Capital to risk weighted assets, Required in Order to be Well Capitalized Under Prompt Corrective Action Amount	$ 118,922	$ 111,762
Total Capital to risk weighted assets, Required in Order to be Well Capitalized Under Prompt Corrective Action Ratio	10.00%	10.00%
Tier 1 Capital to risk weighted assets, Actual Amount	$ 156,541	$ 140,289
Tier 1 Capital to risk weighted assets, Actual Ratio	13.16%	12.55%
Tier 1 Capital to risk weighted assets, Required for Capital Adequacy Purposes Amount	$ 71,353	$ 67,057
Tier 1 Capital to risk weighted assets, Required for Capital Adequacy Purposes Ratio	6.00%	6.00%
Tier 1 Capital to risk weighted assets, Required in Order to be Well Capitalized Under Prompt Corrective Action Amount	$ 95,137	$ 89,409
Tier 1 Capital to risk weighted assets, Required in Order to be Well Capitalized Under Prompt Corrective Action Ratio	8.00%	8.00%
Common Equity Tier One Capital	$ 156,541	$ 140,289
Common Equity Tier One Capital Ratio	13.16%	12.55%
Common Equity Tier One Capital Required for Capital Adequacy	$ 53,515	$ 50,292
Common Equity Tier 1 Capital to risk weighted assets, Required for Capital Adequacy Purposes Ratio	4.50%	4.50%
Common Equity Tier 1 Capital Required To Be Well Capitalized Under Prompt Corrective Action, Amount	$ 77,299	$ 72,645
Common Equity Tier 1 Capital Required To Be Well Capitalized Under Prompt Corrective Action, Ratio	6.50%	6.50%
Tier 1 Capital to adjusted average total assets, Actual Amount	$ 156,541	$ 140,289
Tier 1 Capital to adjusted average total assets, Actual Ratio	11.03%	10.22%
Tier 1 Capital to adjusted average total assets, Required for Capital Adequacy Purposes Amount	$ 56,750	$ 54,882
Tier 1 Capital to adjusted average total assets, Required for Capital Adequacy Purposes Ratio	4.00%	4.00%
Tier 1 Capital to adjusted average total assets, Required in Order to be Well Capitalized Under Prompt Corrective Action Amount	$ 70,937	$ 68,603
Tier 1 Capital to adjusted average total assets, Required in Order to be Well Capitalized Under Prompt Corrective Action Ratio	5.00%	5.00%