Note 18 - Regulatory Restrictions (Details) - Capital Amounts and Ratios - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Capital Amounts and Ratios [Abstract]
Capital	$ 54,890	$ 45,695
Capital to Risk Weighted Assets	13.80%	13.00%
Capital Required for Capital Adequacy	$ 31,822	$ 28,125
Capital Required for Capital Adequacy to Risk Weighted Assets	8.00%	8.00%
Capital Required to be Well Capitalized	$ 39,778	$ 35,157
Capital Required to be Well Capitalized to Risk Weighted Assets	10.00%	10.00%
Common Equity Tier One Risk Based Capital	$ 51,556
Common Equity Tier One Risk Based Capital to Risk Weighted Assets	12.96%
Common Equity Tier One Risk Based Capital Required for Capital Adequacy	$ 17,900
Common Equity Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets	4.50%
Common Equity Tier One Risk Based Capital Required to be Well Capitalized	$ 25,855
Common Equity Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets	6.50%
Tier One Risk Based Capital	$ 51,592	$ 42,363
Tier One Risk Based Capital to Risk Weighted Assets	12.97%	12.05%
Tier One Risk Based Capital Required for Capital Adequacy	$ 23,867	$ 14,063
Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets	6.00%	4.00%
Tier One Risk Based Capital Required to be Well Capitalized	$ 31,822	$ 21,094
Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets	8.00%	6.00%
Tier One Leverage Capital	$ 51,592	$ 42,363
Tier One Leverage Capital to Average Assets	10.83%	10.00%
Tier One Leverage Capital Required for Capital Adequacy	$ 19,053	$ 16,952
Tier One Leverage Capital Required for Capital Adequacy to Average Assets	4.00%	4.00%
Tier One Leverage Capital Required to be Well Capitalized	$ 23,816	$ 21,190
Tier One Leverage Capital Required to be Well Capitalized to Average Assets	5.00%	5.00%

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Common Equity Tier 1 Risk Based Capital as defined in the regulations.

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The minimum Common Equity Tier One Capital Ratio (Common Equity Tier one 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 Common Equity Tier 1 Risk Based Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.

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The Common Equity Tier 1 capital ratio (Common Equity Tier 1 capital divided by risk weighted assets) required to be categorized as "well capitalized" under the regulatory framework for prompt corrective action.

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Common Equity Tier 1 capital divided by risk weighted assets as defined by regulations.

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The amount of total capital as defined in the regulations.

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The minimum amount of Total Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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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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Total Capital divided by risk weighted assets 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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The minimum amount of Tier 1 Leverage Capital for capital adequacy purposes divided by average assets as defined in the regulations.

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The amount of Tier 1 Leverage Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.

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Tier 1 Leverage Capital divided by average assets as defined in the regulations.

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Tier 1 Risk Based Capital as defined in the regulations.

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The Tier 1 capital ratio (Tier 1 capital divided by risk weighted assets) required to be categorized as "well capitalized" under the regulatory framework for prompt corrective action.

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Tier 1 capital divided by risk weighted assets as defined by regulations.

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