Regulatory Matters (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Consolidated [Member]
Summary of Company and State Bank's actual capital amounts and ratios
Capital actual amount (Risk-Weighted Assets) (Total Capital)	$ 74,220	$ 64,872
Capital adequacy purposes amount (Risk-Weighted Assets) (Total Capital)	42,366	38,763
Capital to be well capitalized under prompt corrective action provisions amount (Risk-Weighted Assets) (Total Capital)
Capital actual amount (Risk-Weighted Assets) (Tier 1 Capital)	67,598	52,332
Capital adequacy purposes amount (Risk-Weighted Assets) (Tier 1 Capital)	21,183	19,382
Capital to be well capitalized under prompt corrective action provisions amount (Risk-Weighted Assets) (Tier 1 Capital)
Capital actual amount (Average Assets) (Tier 1 Capital)	67,598	52,332
Capital adequacy purposes amount (Average Assets) (Tier 1 Capital)	26,819	25,105
Capital to be well capitalized under prompt corrective action provisions amount (Average Assets) (Tier 1 Capital)
Capital actual ratio (Risk-Weighted Assets) (Total Capital)	14.00%	13.40%
Capital adequacy purposes ratio (Risk-Weighted Assets) (Total Capital)	8.00%	8.00%
Capital to be well capitalized under prompt corrective action provisions ratio (Risk-Weighted Assets) (Total Capital)
Capital actual ratio (Risk-Weighted Assets) (Tier 1 Capital)	12.80%	10.80%
Capital adequacy purposes ratio (Risk-Weighted Assets) (Tier 1 Capital)	4.00%	4.00%
Capital to be well capitalized under prompt corrective action provisions ratio (Risk-Weighted Assets) (Tier 1 Capital)
Capital actual ratio (Average Assets) (Tier 1 Capital)	10.10%	8.30%
Capital adequacy purposes ratio (Average Assets) (Tier 1 Capital)	4.00%	4.00%
Capital to be well capitalized under prompt corrective action provisions ratio (Average Assets) (Tier 1 Capital)
State Bank [Member]
Summary of Company and State Bank's actual capital amounts and ratios
Capital actual amount (Risk-Weighted Assets) (Total Capital)	63,664	60,843
Capital adequacy purposes amount (Risk-Weighted Assets) (Total Capital)	42,506	38,930
Capital to be well capitalized under prompt corrective action provisions amount (Risk-Weighted Assets) (Total Capital)	53,132	48,662
Capital actual amount (Risk-Weighted Assets) (Tier 1 Capital)	57,521	54,749
Capital adequacy purposes amount (Risk-Weighted Assets) (Tier 1 Capital)	21,253	19,465
Capital to be well capitalized under prompt corrective action provisions amount (Risk-Weighted Assets) (Tier 1 Capital)	31,879	29,197
Capital actual amount (Average Assets) (Tier 1 Capital)	57,521	54,749
Capital adequacy purposes amount (Average Assets) (Tier 1 Capital)	27,354	24,899
Capital to be well capitalized under prompt corrective action provisions amount (Average Assets) (Tier 1 Capital)	$ 34,193	$ 31,124
Capital actual ratio (Risk-Weighted Assets) (Total Capital)	12.00%	12.50%
Capital adequacy purposes ratio (Risk-Weighted Assets) (Total Capital)	8.00%	8.00%
Capital to be well capitalized under prompt corrective action provisions ratio (Risk-Weighted Assets) (Total Capital)	10.00%	10.00%
Capital actual ratio (Risk-Weighted Assets) (Tier 1 Capital)	10.70%	11.30%
Capital adequacy purposes ratio (Risk-Weighted Assets) (Tier 1 Capital)	4.00%	4.00%
Capital to be well capitalized under prompt corrective action provisions ratio (Risk-Weighted Assets) (Tier 1 Capital)	6.00%	6.00%
Capital actual ratio (Average Assets) (Tier 1 Capital)	8.60%	8.80%
Capital adequacy purposes ratio (Average Assets) (Tier 1 Capital)	4.00%	4.00%
Capital to be well capitalized under prompt corrective action provisions ratio (Average Assets) (Tier 1 Capital)	5.00%	5.00%

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The amount of total capital as defined in the regulations.

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The minimum Total risk based capital ratio (total capital divided by risk weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The amount of Total Capital required to be categorized as well as capitalized under the regulatory framework for prompt corrective action.

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The Total risk based capital ratio (total capital divided by risk weighted assets) required to be categorized as "well capitalized", in the regulatory framework for prompt corrective action.

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

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Tier 1 Risk Based Capital as defined in the regulations.

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