Shareholders' Equity (Schedule of Consolidated and Affiliate Bank Actual Capital and Minimum Required Levels) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Consolidated
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Actual Amount of Total Capital (to Risk Weighted Assets)	$ 247,825	$ 223,490
Actual Amount of Tier 1 Capital (to Risk Weighted Assets)	233,387	208,561
Actual Amount of Common Tier 1 Capital (to Risk Weighted Assets)	228,233
Actual Amount of Tier 1 Capital (to Average Assets)	$ 233,387	$ 208,561
Actual Ratio of Total Capital (to Risk Weighted Assets)	13.71%	13.88%
Actual Ratio of Tier 1 Capital (to Risk Weighted Assets)	12.92%	12.95%
Actual Ratio of Common Tier 1 Capital (to Risk Weighted Assets)	12.63%
Actual Ratio of Tier 1 Capital (to Average Assets)	10.15%	9.57%
Minimum Required For Capital Adequacy Purposes: Amount, Total Capital	$ 144,563	$ 128,823
Minimum Required For Capital Adequacy Purposes: Amount, Tier 1 Capital (to Risk Weighted Assets)	108,422	64,412
Minimum Required For Capital Adequacy Purposes: Amount, Common Tier 1 Capital (to Risk Weighted Assets)	81,317
Minimum Required For Capital Adequacy Purposes: Amount, Tier 1 Capital (to Average Assets)	$ 92,001	$ 87,214
Minimum Required For Capital Adequacy Purposes: Ratio, Total Capital (to Risk Weighted Assets)	8.00%	8.00%
Minimum Required For Capital Adequacy Purposes: Ratio, Tier 1 Capital (to Risk Weighted Assets)	6.00%	4.00%
Minimum Required For Capital Adequacy Purposes: Ratio, Common Tier 1 Capital (to Risk Weighted Assets)	4.50%
Minimum Required For Capital Adequacy Purposes: Ratio, Tier 1 Capital (to Average Assets)	4.00%	4.00%
Bank
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Actual Amount of Total Capital (to Risk Weighted Assets)	$ 217,723	$ 201,641
Actual Amount of Tier 1 Capital (to Risk Weighted Assets)	203,285	186,712
Actual Amount of Common Tier 1 Capital (to Risk Weighted Assets)	203,285
Actual Amount of Tier 1 Capital (to Average Assets)	$ 203,285	$ 186,712
Actual Ratio of Total Capital (to Risk Weighted Assets)	12.08%	12.57%
Actual Ratio of Tier 1 Capital (to Risk Weighted Assets)	11.28%	11.64%
Actual Ratio of Common Tier 1 Capital (to Risk Weighted Assets)	11.28%
Actual Ratio of Tier 1 Capital (to Average Assets)	8.87%	8.59%
Minimum Required For Capital Adequacy Purposes: Amount, Total Capital	$ 144,228	$ 128,363
Minimum Required For Capital Adequacy Purposes: Amount, Tier 1 Capital (to Risk Weighted Assets)	108,171	64,182
Minimum Required For Capital Adequacy Purposes: Amount, Common Tier 1 Capital (to Risk Weighted Assets)	81,128
Minimum Required For Capital Adequacy Purposes: Amount, Tier 1 Capital (to Average Assets)	$ 91,700	$ 86,915
Minimum Required For Capital Adequacy Purposes: Ratio, Total Capital (to Risk Weighted Assets)	8.00%	8.00%
Minimum Required For Capital Adequacy Purposes: Ratio, Tier 1 Capital (to Risk Weighted Assets)	6.00%	4.00%
Minimum Required For Capital Adequacy Purposes: Ratio, Common Tier 1 Capital (to Risk Weighted Assets)	4.50%
Minimum Required For Capital Adequacy Purposes: Ratio, Tier 1 Capital (to Average Assets)	4.00%	4.00%
Minimum Required To Be Well- Capitalized Under Prompt Corrective Action Regulations: Amount, Total Capital (to Risk Weighted Assets)	$ 180,285	$ 160,454
Minimum Required To Be Well- Capitalized Under Prompt Corrective Action Regulations: Amount, Tier 1 Capital (to Risk Weighted Assets)	144,228	96,272
Minimum Required To Be Well- Capitalized Under Prompt Corrective Action Regulations: Amount, Common Tier 1 Capital (to Risk Weighted Assets)	117,185
Minimum Required To Be Well- Capitalized Under Prompt Corrective Action Regulations: Amount, Tier 1 Capital (to Average Assets)	$ 114,625	$ 108,644
Minimum Required To Be Well- Capitalized Under Prompt Corrective Action Regulations: Ratio, Total Capital (to Risk Weighted Assets)	10.00%	10.00%
Minimum Required To Be Well- Capitalized Under Prompt Corrective Action Regulations: Ratio, Tier 1 Capital (to Risk Weighted Assets)	8.00%	6.00%
Minimum Required To Be Well- Capitalized Under Prompt Corrective Action Regulations: Ratio, Common Tier 1 Capital (to Risk Weighted Assets)	6.50%
Minimum Required To Be Well- Capitalized Under Prompt Corrective Action Regulations: Ratio, Tier 1 Capital (to Average Assets)	5.00%	5.00%

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The amount of total capital as defined in the regulations.

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Tier 1 Leverage Capital as defined in the regulations. Also called Core Capital.

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