Note 21 - Regulatory Capital Requirements (Details) - The Company’s and the Bank’s Actual and Required Capital Ratios (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Parent Company [Member]
Total capital to risk-weighted assets
Total capital to risk-weighted assets, actual amount	$ 143,519	$ 130,043
Total capital to risk-weighted assets, actual ratio	16.26%	15.49%
Total capital to risk-weighted assets, for capital adequacy purposes amount	70,625	67,142
Total capital to risk-weighted assets, for capital adequacy purposes ratio	8.00%	8.00%
Tier 1 capital to risk-weighted assets
Tier 1 capital to risk-weighted assets, actual amount	132,455	119,475
Tier 1 capital to risk-weighted assets, actual ratio	15.00%	14.24%
Tier 1 capital to risk-weighted assets, for capital adequacy purposes amount	35,312	33,571
Tier 1 capital to risk-weighted assets, for capital adequacy purposes ratio	4.00%	4.00%
Tier 1 leverage ratio
Tier 1 leverage ratio, actual amount	132,455	119,475
Tier 1 leverage ratio, actual ratio	12.15%	11.03%
Tier 1 leverage ratio, for capital adequacy purposes amount	43,613	43,309
Tier 1 leverage ratio, for capital adequacy purposes ratio	4.00%	4.00%
The Palmetto Bank [Member]
Total capital to risk-weighted assets
Total capital to risk-weighted assets, actual amount	143,363	129,956
Total capital to risk-weighted assets, actual ratio	16.24%	15.48%
Total capital to risk-weighted assets, for capital adequacy purposes amount	70,622	67,142
Total capital to risk-weighted assets, for capital adequacy purposes ratio	8.00%	8.00%
Total capital to risk-weighted assets, to be well capitalized under prompt corrective action provisions amount	88,278	83,928
Total capital to risk-weighted assets, to be well capitalized under prompt corrective action provisions ratio	10.00%	10.00%
Tier 1 capital to risk-weighted assets
Tier 1 capital to risk-weighted assets, actual amount	132,299	119,388
Tier 1 capital to risk-weighted assets, actual ratio	14.99%	14.23%
Tier 1 capital to risk-weighted assets, for capital adequacy purposes amount	35,311	33,571
Tier 1 capital to risk-weighted assets, for capital adequacy purposes ratio	4.00%	4.00%
Tier 1 capital to risk-weighted assets, to be well capitalized under prompt corrective action provisions amount	52,967	50,357
Tier 1 capital to risk-weighted assets, to be well capitalized under prompt corrective action provisions ratio	6.00%	6.00%
Tier 1 leverage ratio
Tier 1 leverage ratio, actual amount	132,299	119,388
Tier 1 leverage ratio, actual ratio	12.13%	11.03%
Tier 1 leverage ratio, for capital adequacy purposes amount	43,611	43,311
Tier 1 leverage ratio, for capital adequacy purposes ratio	4.00%	4.00%
Tier 1 leverage ratio, to be well capitalized under prompt corrective action provisions amount	$ 54,514	$ 54,138
Tier 1 leverage ratio, to be well capitalized under prompt corrective action provisions ratio	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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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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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 minimum amount of Tier 1 Risk Based Capital required for capital adequacy purposes 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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